PART 2: MOLES, ATOMS, AND COMPOUNDS Use the information in the table below to answer the questions that follow. Compound А B C Grams of Metal in Sample of Compound 15.00 25.00 15.00 Grams of Nonmetal in Sample of Compound 8.969 14.95 ? Formula of Compound CuX₂ ? CuX up The table above shows three potentially different compounds (A, B, and C) made of copper and the unknown element X. Answer questions about these compounds below, clearly showing calculations in each case. (a) Determine the number of moles of Cu and the number of moles of X in compound A. Clearly distinguish which is which in your calculations.

Q: How many atoms are in 11.5 g Au

A:

Q: One mole of a compound has the mass that is equal to the molecular mass

A: A mole is defined as that amount of the substance which has mass equal to gram atomic mass if the…

Q: Question attached

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Gold is a precious metal . how many atoms of gold are in a grainof gold?

A: Given,  Gold is a precious metal . how many atoms of gold are in a grain of gold = ?

Q: How many copper atoms are in 6.9 moles of copper

A:

Q: How many oxygen atoms are in 0.68 moles of acetic acid ?

A: The number of moles of acetic acid is = 0.68 mole The number of oxygen atoms in this amount is =?

Q: Meaning of moles

A: ANSWER IS

Q: A compound contains only nitrogen and oxygen and has aformula mass of 44.02 amu. What is its…

A: The atomic mass of Nitrogen, N = 14.01 amu The atomic mass of Oxygen, O = 16 amu The atomic mass of…

Q: How many Fluoride atoms are in 3.0 moles of sulfur hexafluoride molecules

A: The objective of the question is to find out the number of Fluoride atoms in 3.0 moles of sulfur…

Q: How many atoms are in a 1.22 mole of sodium

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Compare your molar mass to the following list think is you unknown metal: omal zinc tin platinum…

A: Required to calculate total heat produced by food burned by using the equation: (1calg.oC)(∆T)(mass…

Q: 3. How many formula units (particles) of NaCl are in 4.46 moles of this compound?

A: SOLUTION  Moles of NaCl = 4.46 mol 1 mol NaCl has 6.02×1023 formula units of NaCl So ,  4.46 mol…

Q: How many atoms of each element are in a formula unt of Magnesium Phosphate?

A: Ionic compound  Ionic compound composed of cation which is positively charged (+charge) and an anion…

Q: A 24.8 g sample of water contains how many water molecules?

A: Molar mass of water = 18 gWe have 24.8 g water no of moles of water = 24.8 g18g/mol…

Q: How many atoms are in 0.0015 mole of copper

A: In this question, the number of moles of copper is provided. The number of atoms present in the…

Q: What would you multiply "moles of gallium" by to get the units "atoms of gallium"? How many MOLES…

A: We know that  1 mol = 6.023 × 1023 atoms 1 mol compound = molecular weight of compound

Q: how many chlorine atoms are in 27 molecules of chloroform, CHCl3.

A: The molecular formula of the compound given is CHCl3.

Q: In order to calculate the number of atoms in 2.31 moles, one must use

A: Recall the data, Number of moles = 2.31 moles Number of atoms =?

Q: What is the number for each atom present in the empirical formula of a compound that has 59.98%…

A: The answer to the following question is-

Q: How many atoms of He are in 2.59 moles of He? In scientific notation

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Calculate empirical and molecular formulas Classify substances as atomic elements, molecular…

A: Let's consider glucose molecule, Molecular formula is representation of exact number of that…

Q: this question. What is the mass of a dioxygen difluoride molecule ? grams

A: Mass of a molecule can be defined as the sum of masses of atoms present in that molecule. It is…

Q: atoms

A:

Q: How many atoms is 88.87 moles of zinc

A:

Q: Regular treatment with low dose aspirin is used to help prevent cardiovascular disease. How many…

A: mass of aspirin = 240. mg = 0.240 gMolecular formula of aspirin: C9H8O4Note: molar mass of aspirin…

Q: Determine the number of neon atoms in a lamp that contains 20.17 g of neon gas sample.

A: Given mass of Neon gas = 20.17 g Number of atoms in given mass of Neon = ?

Q: A sample of carbon tetrachloride has a mass of 51.6 grams how many moles are contained in the sample

A: Number of moles of a substance can be determined using its mass and molar mass using the equation…

Q: How many molecules are found in 16 ounces of propane with a mass of 453 g?

A:

Q: How many grams of the nonmetal are in compound C?

A:

Q: 3 molecule(s) of dinitrogen pentoxide contains: How many oxygen atoms? How many total atoms?

A: The molecular formula of dinitrogen pentoxide is N2O5

Q: how many atoms are 4.52 moles of carbon

A:

Q: Number of atoms of Carbon in 19 moles of C4H10 are:

A: Recall the data, moles of C4H10=19 moles  no. of carbon atom ?

Q: Determine the empirical and molecular formulas for the given compound, which contains 72.41 percent…

A:

Q: What atoms are most organic compounds composed of?

A: This question is related to general organic chemistry. In the question, it is asked that organic…

Q: How many fluorine atoms are in 44 g of fluorine?

A: It is given that:Mass of fluorine = 44 g

Q: How many carbon atoms are in 8.79 moles of Decane?

A: Decane has the structural formula - C10H22

Q: How many molecules are in 325 grams of iron chloride

A:

Q: If a compound's formula mass was experimentally determined to be 58, the chemical formula could be:

A: Given is formula mass of compound is 58.We can find out chemical formula by using rule of 13.Rules…

Q: Regular treatment with low dose aspirin is used to help prevent cardiovascular disease. How many…

A: The molecular formula of aspirin is C₉H₈O₄. The number of molecules present in 240 mg of aspirin has…