How many moles of tin atoms are in a pure tin cup with mass of 38.1 g? a

Q: A sample of silicon having a mass of 3.43 g combined with oxygen to form a compound with a mass of…

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Q: How many atoms are in 11.5 g Au

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Q: How many carbon atoms are in a diamond (pure carbon)with a mass of 38 mg?

A: The mass of diamond is 38 mg The molar mass of carbon is 12.01 g mol-1

Q: Arsenic reacts with oxygen to form a compound AsxOy. If 2.354 g of arsenic forms 3.611 g of the…

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Q: What is the mass in grams of each elemental sample? 0.589 molmol Ba to g

A: To determine the mass in grams from a specific mole of sample ,first of all we need to know the…

Q: How many atoms are in 185 g of calcium? atoms 185 g

A: Calculate number of atoms in 185 g Calcium ?

Q: what mass of cobalt contains the same amount of atoms as 57.0 g of flourine

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Q: how many Sn atoms are in a 48.7 g sample of Sn?

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Q: 8. A sample of a compound contains 15.60 g Mg and 10.27 g O. How many g Mg are in another sample of…

A: In the sample of magnesium oxide the amount of magnesium and oxygen is as follows: Mass of Mg =…

Q: 80 grams of sodium hydroxide contains how many molecules?

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Q: How many total atoms are in a sample of 10.0 grams CH4?

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Q: A sample contains 11.8295 g  calcium and 41.1705 g bromine.  What is the percent calcium is in this…

A: Mass percent or weight percent of a substance is the mass of the element by the mass of the…

Q: How many grams of Cl are in 595 g CaCl, ? mass: g

A: Molecular weight of Ca = 40 and Cl = 35 Mass of 1mol CaCl2 is = ( 40+70) = 110 In 110 g CaCl2 ,…

Q: What mass of chromium VI fluoride has the same number of fluorine atoms 162 grams of Oxygen…

A: We can convert moles into mass, mass into moles etc by following the given formula :Number of moles…

Q: 4. In an experiment, 3.2 moles of oxygen atoms reacted with 121.3 g of calcium to form a new…

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Q: what is the mass in grams of 125 iron atoms?

A: Given that: Number of iron atoms = 125 Atomic mass of iron =  55.845 g/mol

Q: How many moles of tin atoms are in a pure tin cup with a mass of 43.8 g ? v= ? mol

A: Mole concept:  According to Avogadro concept, the number of atoms in one mole of the substance is…

Q: How many atoms are in a 12.6 g sample of nickel?

A: Given: Sample of Nickel= 12.6g

Q: How many moles of barium are contained in 112.6 g of barium?

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Q: A 13.0-g sample of titanium reacts with oxygen to form 21.6 g of metal oxide. What is the empirical…

A: Given that  Mass of Titanium reacted = 13.0 g  Mass of metal oxide formed = 21.6 g  Empirical…

Q: Fungal laccase contains 4 copper atoms. These make up 0.390% of the total mass of the molecule. What…

A: Lets assume we are having 1 mole of Fungal laccase ,As per the question there should be 4 moles…

Q: What is mass in grams of 0.308 moles of Pt

A: mass in grams of 0.308 moles of Pt

Q: How many total atoms are in 0.870 g of P,0,?

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Q: completely

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Q: 19 g of sodium sulfate contains how many oxygen atoms?

A: Molar mass = mass of 1 mole of substance1 mole = 6.022 x 1023 atoms

Q: How many atoms are present in 2 moles of Fe ?

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Q: A sample of a compound containing boron (B) and hydrogen (H) contains 6.444 g of B and 1.803 g of H.…

A: There are different  ways to represent  the chemical formula of a compound.An empirical  formula is…

Q: The mass of 6.50 mol of potassium sulfate is

A: mass of potassium sulfate(K2SO4)=?molar mass of potassium sulfate(K2SO4)=174.3g/molmoles of…

Q: How many grams of neon, Ne, would contain the same number of atoms as 58.69358.693 g of nickel, Ni

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Q: How many grams of Br are in 305 g CaBr₂ ?

A: No. of moles = mass/molar mass  Mass = moles × molar mass  Given: Mass of CaBr2 = 305 g

Q: Consider a 10.1 g sample of the compound cesium phosphate. a) What is the chemical formula for…

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

Q: A cleaning bottle contains 83.1 g of ammonia. How many molecules of ammonia are in the bottle?

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Q: Calculate the mass in grams of 14 atoms of Ca.

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Q: What mass (in grams) of sulfur dioxide contains the same number of molecules as 45.0 grams of…

A: Molecular formula of sulfur dioxide = SO2  Molecular formula of ammonia = NH3  Mass of ammonia =…

Q: What mass of cobalt contains the same number of atoms as 57.0 g of fluorine?

A: The mass of cobalt contains the same number of atoms as 57.0 g of fluorine has to be given,

Q: How many moles of N2O are represented by 8.55 g of N2O The atomic mass of Nitrogen is 14.01amu and…

A: Given  Atomic  mass of Nitrogen (N)  = 14.01 amu Atomic mass of oxygen (O) = 16. 00 amu Mass of N2O…

Q: A 100.00 g sample of the compound XCl3 is decomposed to produce 90.77 g of the element chlorine.…

A: The reaction taking place will be  2 XCl3 -----> X2 + 3 Cl2  Hence moles of Cl2 formed / moles of…

Q: atoms

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Q: How many formula units are contained in 78 g of calcium fluoride, CaF,?

A: Number of moles is the term which is used to express the amount of the compound or the element in…

Q: What is the mass in grams of 645 iodine molecules?

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Q: 1. How many moles of Au are in 212 g of Au?

A: 1 mole = atomic mass grams. Here atomic mass of Au = 199.96. 199.96 grams of Au = 1 mole 212 grams…

Q: What is the mass of 500 gold atoms in grams?

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Q: Determine the number of atoms in 30.0 g of As.

A: 1 mole of a substance contains Avogadro's number of molecules.

Q: How many moles of barium chloride (BaCl2) are in 81.5 g of the compound?

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Q: A sample of a compound has a percent composition of 71.47% calcium and the rest oxygen.  if the…

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Q: How many total atoms are in 0.870 g of P,0,?

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Q: The mass in grams of iodine in a sample of BaI 2 that contains 15.7 grams of barium is

A: The moles of Barium ion is calculated as follows,