However, lead is generally much denser than marshmallows, meaning that it has a higher mass per unit of volume. Because an individual molecule of sugar weighs more than an individual molecule of water. This is because lead atoms have more protons in their nucleus than sugar atoms. In order to be able to convert this molecular scale to something that's more familiar to us, like grams, we needed to group a whole lot of these molecules together. Answered: Which gas sample has the greatest mass? | bartleby How do you calculate the moles of a substance? The mole provides a method for how to count atoms in a sample. When it comes to volume, there is no question that marshmallows take the cakeor in this case, the Volume. Sugar's atomic number is 6, which means it has 6 protons in its nucleus. undergoes a successful laparoscopic cholecystectomy the next morning. So, in order to answer the question, "Which sample has the largest mass 1 mole of marshmallows? . To do this, we simply need to multiply the mass of one marshmallow by the Avogadro's number. Your email address will not be published. the properties of hydrogen peroxide. This leads to two important facts. That depends on what you are looking for. Scientists use the mole unit to count tiny things, such as atoms. 3.8 | Compare 1 mole of H2, 1 mole of O2, and 1 mole of F2 - YouTube How many copper atoms are in 5.00 g of copper wire? bags of regular marshmallows in a carton. The molecular mass of each compound is as follows: 9. We can not guarantee its completeness or reliability so please use caution. A bag of regular marshmallows has 8 mini marshmallows in it. One mole of a substance is equal to the amount of that substance that has a mass of 6.022 x 10^23 atoms or molecules. Per the amu definition, a single 12C atom weighs 12 amu (its atomic mass is 12 amu). Which sample has the greatest mass? (multiple choice) Now that we know the mass of one marshmallow, we can calculate the mass of one mole of marshmallows. This would be the sample with the mass of 3.011 x 10^23 grams. A 10.000 g sample of water contains 11.19% H by mass. Which of the following pairs of sample size n? Marshmallow Fluff is a type of marshmallow cream that is made from only four ingredients: cornstarch, sugar, milk, and butter. A. the n = 3 shell has no f subshell, When two atoms with different electronegativities are bonded together, a bond_ exists. 1 mole of basketballs would fill a bag the size of the . Moleis a counting unit in chemistry used Figure 7. This means that there are lead atoms. 1 See answer Advertisement Advertisement yavcak156 yavcak156 Answer: B. which sample has the largest mass 1 mole of marshmallows. To appreciate the enormity of the mole, consider a small drop of water weighing about 0.03 g (see Figure 3). First, marshmallows are made mostly of sugar, while lead is a heavy metal. The number of molecules in a single droplet of water is roughly 100 billion times greater than the number of people on earth. which sample has the largest mass 1 mole of marshmallows It provides a specific measure of the number of atoms or molecules in a bulk sample of matter. What is the molar mass of calcium carbonate (CaCO3)? Please refer to the information below. Learn More: Which of the following pairs of sample size n? All information published on this website is provided in good faith and for general use only. the density of hydrogen peroxide. When it comes to lead, it is important to note that its weight makes up for what it lacks in volume. How many Au atoms are in this quantity of gold? All spontaneous reactions occur quickly. (A) I mole of marshmallows (C) 1 mole of C02 (carbon dioxide) molecules (B) I mole of Pb (lead) atoms (D) All of these have the same mass. There are 6.022 x 1023 ( Avogadro's number, L) atoms of any element in a mass of that element equal to the atomic mass, but in grams. Answers One : Question Lists Recent : PLEASE WALK ME THROUGH THIS: The bus to the exposition averaged 18 miles to a gallon of gas . Lead is a silvery-white metal that is very dense and heavy. Clock-wise from the upper left: 130.2g of C8H17OH (1-octanol, formula mass 130.2 amu), 454.9g of HgI2 (mercury(II) iodide, formula mass 459.9 amu), 32.0g of CH3OH (methanol, formula mass 32.0 amu) and 256.5g of S8 (sulfur, formula mass 256.6 amu). There are a few key differences between marshmallows and lead. To figure this out, you will need the molar mass of NaCl which is 58.44 g/mol. (Video) Mometrix, 9.One mole of sugar has a greater mass than one mole of water, how , 10.Which sample has the greatest mass? as the number of atoms in a sample of pure 12C weighing exactly 12 g. One Latin connotation for the word mole is large mass or bulk, which is consistent with its use as the name for this unit. What is the wavelength of the radio waves? (credit: Emilian Robert Vicol). Avogadro's number is an absolute number: there are 6.02210 23 elementary entities in 1 mole. Required fields are marked *. Explain why. There are many factors to consider when determining which substance is more dense, marshmallows or lead. 61. Which sample has the largest mass? A) 1 mole of marshmallows - Brainly which sample has the largest mass 1 mole of marshmallows. For example, the mean molecular weight of water is 18.015 atomic mass units (amu), so one mole of water weight 18.015 grams. 7. A) 1 mole of marshmallows B) 1 mole of Pb atoms C) 1 mole of CO2 molecules D) All of these have the same mass. Answer: This can be done by using the density of marshmallows. View solution > View . PLEASE WALK ME THROUGH THIS: The bus to the exposition averaged 18 miles to a gallon of gas. [latex]9.545\times {10}^{22}\text{molecules }{\text{C}}_{4}{\text{H}}_{10}\text{; }9.545\times {10}^{23}\text{ atoms H}[/latex]. This result is consistent with our rough estimate. Which of the following represents the least number of molecules? close. Referring to the periodic table, the atomic mass of K is 39.10 amu, and so its molar mass is 39.10 g/mol. This means that marshmallows are much lighter than lead. The mass of one mole of carbon-12 atoms is exactly 12 grams; its molar . Which sample has the largest mass? Which of the following statements is FALSE? 1 mole of Pb (lead) atoms C. 1 mole of CO2 (carbon dioxide) molecules D. All of these have the same mass (a) CH (b) CH 2 In the compound (NH4)2S20 3, which element is present in the largest percent by mass? Which sample has the largest mass? Q. the simplest formula for hydrogen peroxide is HO. A) 1 mole of marshmallows B) 1 mole of Pb atoms C) 1 mole of CO2 molecules D) All of these have the same mass. Come stay with us for the ultimate Airbnb experience. Which sample has the largest mass? Additionally, marshmallows are often white or light colored, while lead is typically a dark gray color. B) amu in 1 mol of a substance. This gives us a mass of 1 mole of marshmallows as 3.011 x 10^23 grams. (b) Which has the greatest mass? of moles = given mass/molar mass = 16 gm / 32 gm = 1/2, Mass of one mole of O 2 = 2 x atomic mass of O 2 = 32 gm, Mass of 16gm of O 2 = 1/2 x 32 gm = 16 gm. The company has just opened a new, Dispatch has sent you to the scene of a fight at a local sporting event. Extending this principle, the molar mass of a compound in grams is likewise numerically equivalent to its formula mass in amu (Figure 2). First, convert the grams to moles using the molar mass and then use Avogadro's number to find the number of molecules: This calculation tells you that there are 2.1 x 10 22 molecules of NaCl in 2 grams of NaCl. . (a) 1 mol of CO 2 (g) (b) 1 mol of UF 6 (g) (c) 1 mol of CH 3 COCH 3 (l) (d) 1 mol of He(g) . A) 1 mole of Chegg, 2.Solved PQ-1. This of course means that two molecules of water will have a smaller mass than two molecules of sugar. We can derive the number of moles of a compound from its mass following the same procedure we used for an element in Example 3: The molar mass of glycine is required for this calculation, and it is computed in the same fashion as its molecular mass. 1 mol pennies = 6.02 X 10 pennies. Another factor to consider is volume. Determine the mass of each of the following: [latex]1.6\times {10}^{-3}\text{ mol }{\text{Na}}_{2}{\text{SO}}_{4}[/latex], [latex]6.854\times {10}^{3}\text{ mol glucose},{\text{C}}_{6}{\text{H}}_{12}{\text{O}}_{6}[/latex]. A) particles in 1 mol of a substance. Vitamin C is a covalent compound with the molecular formula C6H8O6. Learn More: Why increase sampling rate fl studio? Therefore, one mole of marshmallows would contain 6.022 x 10^23 marshmallows.Now that we know the number of marshmallows in one mole, we can calculate the mass of one mole of marshmallows. The 1 cm 3 of mercury referred to in the introduction to moles (opens in new window) would . which sample has the largest mass 1 mole of marshmallows A sample of a compound of xenon and fluorine contains molecules of a single type; XeF n, where n is a whole number. How many moles of the substance do you have? The recommended daily dietary allowance of vitamin C for children aged 48 years is [latex]1.42\times {10}^{-4}\text{mol. 1 dm 3 is the same as 1000 cm 3, so the value in cubic centimetres needs to be divided by 1000. This amount is [latex]\frac{51.9\text{g cereal}}{60.0\text{g serving}}=0.865[/latex] servings, or about 1 serving. Which sample has the largest mass? Learn More: Where to buy duraseal stain samples? 10+ which sample has the largest mass 1 mole of marshmallows most standard, 1.Solved 61. Learn More: How do I change the sample rate in pro tools? One mole is 6.022 x 10 23 of the microscopic particles which make up the substance in question. So, how many molecules do we need in order to have "a whole lot"? How do you calculate the number of moles from volume? (A) 1 mole of marshmallows (B) I mole of tex]\mathrm{Pb}/tex] (lead) atoms (C) I mole of tex]\mathrm{CO}_2/tex] (carbon dioxide) molecules (D) All of these have the same mass. According to nutritional guidelines from the US Department of Agriculture, the estimated average requirement for dietary potassium is 4.7 g. What is the estimated average requirement of potassium in moles? How to Calculate the Number of Molecules | Sciencing To do this, we simply need to multiply the mass of one marshmallow by the Avogadro's number. The main difference between lead and marshmallows is their mass. This gives us the moles of O2. One of these amino acids is glycine, which has the molecular formula C2H5O2N. Note: 1 mole = $6.022 \times {{10}^{23}}$ particle or atoms or molecules or electrons or protons etc. A cubic inch of lead weighs about 140 pounds, while a cubic inch of marshmallows only weighs about 2.5 ounces. Therefore, the mass of one marshmallow is 0.5 grams. Use the molecular formula to find the molar mass; to obtain the number of moles, divide the mass of compound by the molar mass of the compound expressed in grams. Learn More: How to do a two sample t test in jmp? How many moles of sucrose, C12H22O11, are in a 25-g sample of sucrose? PQ-1. which sample has the largest mass 1 mole of marshmallows However, because marshmallow fluff is gluten-free and kosher, it may be a healthier option for some people. Marshmallows, on the other hand, are fluffy, light, and airy.
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