1. How many grams of Cu2+ are present in 3.29 grams of copper(II) carbonate? 1.692 ]grams Cu2+. 2. How many grams of copper(II) carbonate contain 3.26 grams of Cu2+? grams copper(II) carbonate.

Q: Lipitor (C33H35FN,O5) is an important pharmaceutical compound for cardiovascular health. The molar…

A: Given :-  Molar mass of lipitor = 558.63 g/mol  Mass of lipitor in a dose = 0.0100 g  To calculate…

Q: Hummingbirds eat approximately 9 grams of sugar water per day. a. If the sugar water is 25% sucrose…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Hummingbirds eat approximately 9 grams of sugar water per day. a. If the sugar water is 25% sucrose…

A:

Q: 2 Mg(s) + 3 N2 (g) --> 2 MgN3 (s) How many moles of N2 will be used to produce 115 grams of MgN3?

A: The given reaction is,             2 Mg(s) + 3 N2 (g) --> 2 MgN3 (s) We have, mass of MgN3 = 115…

Q: a. How many grams of B are present in 1.65 grams of boron trichloride? Mass= gB b. How many grams of…

A: A mole is a basic unit of an element.A mole is a collection of Avogadro number of particles i.e.A…

Q: A. How many moles of sulfur are present in 3.5 moles of Al2(SO4)3? B. How many moles of aluminum…

A: A. Moles of sulfur present in 3.5 moles of Al2(SO4)3 can be calculated as follows:

Q: How many N₂ molecules are present in 0.500 g of N₂? (show your complete calculation). The empirical…

A: One mol of a substance contains 6.022 x 1023 molecules/units of it. The empirical formula is the…

Q: A particular protein sample is found to have 1 atom of iron in its chemical formula. If the mass…

A: Number of iron atom = 1 Mass percent of  Fe in the compound = 0.330 %

Q: of

A: moles= given mass /molecular mass We have 0.730 mole of CS2 Molecular mass =76.13g/mol Mass of CS2=…

Q: Some antiperspirants contain aluminum chlorohydrate, Al2 C1(OH)5. How many grams of aluminum are…

A: The objective of this question is to determine the mass of aluminum present in a given mass of…

Q: A 1.7500 g sample of a zinc compound ("ZnX") contains 0.8400 g of zinc. What is the molar mass of…

A: Given the mass of the unknown compound, ZnX = 1.7500 g Given the formula of the unknown compound is…

Q: On heating 5.03 g of barium chloride X-hydrate, 4.23 g is left behind. What is the name of this…

A: First, we need to calculate the mass of water that was lost when the barium chloride hydrate was…

Q: How many grams of Mg(OH)2 are required to make 97.2 grams of Al(OH)3? 3Mg(OH)2 + 2AlCl3    =>…

A: uu haw,3 Mg (OH)2+ 2 Alcl3 → 3 Mgcl2+ 2 Al (OH)3 Molar mass of → 1) Mg (OH)2=58.32 g/mol…

Q: a. Determine the molar mass of potassium phosphate and ammonium phosphate. K3PO4 (NH4);PO4 b.…

A: The objective of the question is to determine the molar mass and mass percentage of phosphorus.

Q: CO2 has a molar mass of 44 grams per mole. 4.4 grams of CO2 is how many moles? A)  193.6 molecules…

A: mass of CO2 = 4.4 gmolar mass of CO2 = 44 g/molNumber of molecules of CO2 = ?Number of moles of CO2…

Q: You wish to prepare 217 grams of 19.7 % MnCl2. You will need_________________  grams of…

A: Mass of mgcl2= 42.74gm Voulme of H2O= 80.3ml

Q: g. If the chemical reaction produces 2.19 x 102 grams of AlCl3, then how many moles of MgCl2 were…

A: Since, you have asked multiple questions, so I will solved first question for you step by step in…

Q: 1. How many grams of Ni2+ are present in 1.10 grams of nickel(II) sulfate? grams Ni2+. 2. How many…

A: In chemistry, molecular weight of a compound is calculated by adding the molar weight of all atoms…

Q: How many atoms are present in (6.78x10^1) g of an element with the following molar mass.…

A:

Q: D. Calculate the mass (g) of the following samples. 25) 238 moles of lead 26) 1.54 x 10° moles of Zn…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: 4. Dimethyl nitrosamine, (CH3)2N20, is a carcinogenic substance that may be formed in foods,…

A:

Q: There are 1.18 × 10^24 carbon atoms in_____grams of glucose (CH12O6, 180.16g/mol)?

A: Given,  number of carbon atoms = 1.18 x 1024 atoms We know, => moles of carbon = number of carbon…

Q: a. What isthe percent by mass of water in iron (II) sulfate heptahydrate, FeSO4 • 7H2O  (or what…

A:

Q: 2 + 2 Mg3P2 ? Pb3P4 + 6 MgO How many moles of PbO2 do you need to produce 80 moles of MgO? How…

A: From the balance equation the conversion factor relating PbO2 and MgO is,

Q: The semi-precious stone turquoise is a hydrate and with the chemical formula CuAl₆(PO₄)₄(OH)₈･4 H₂O.…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 150. g of carbon tetrachloride reacts with 100. g antimony (III) fluoride to produce…

A:

Q: a. How many grams of C are present in 3.56 grams of carbon tetrafluoride? Mass = g C b. How many…

A: Mole is defined as mass of substance divide by it's molar mass

Q: N2 + O2 —> 2NO How many grams of N2 are required to produce 6 moles of NO?

A: In  order to calculate the mass of NO firstly we need to calculate molar mass of NO then we can…

Q: Determination of Hydrate Formula: barium chloride hydrate  Data:…

A: While heating the hydrate BaCl2.nH2O, the water in it escapes as water vapor. The amount of salt…

Q: What is thé mass percentage of C in codeine, C18H21NO3? Provide an answer to two decimal places.

A: Given : We have to calculate mass percentage of carbon in codeine.

Q: 19) How many sodium ions are contained in 99.6 mg of Na2SO3? The molar mass of Na2SO3 is 126.05…

A:

Q: 1: How many carbon atoms are present in a mole of ¹2C? 12 Express your answer using four significant…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1.) How many moles of Fe2O3 are in 185 g of the compound? number of moles:            mol  2.)…

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

Q: 3. Calculate the percent by mass of the second element in the properly written formula. Example, for…

A: We need to find the percentage by mass of the second element in the properly written formula of the…

Q: Carbonic acid can form water and carbon dioxide upon heating. How much carbon dioxide is formed from…

A:

Q: 5. Chemists have determined that 18.0 g of water consists of 6.02x1023 molecules. Assuming that a…

A:

Q: A major component of honey is fructose (C6H12O6) with a molar mass of 180.16 g/mol. A tablespoon…

A:

Q: 1. A sample of magnesium phosphate contains x moles of Mg3(PO4)2. Express each of the following…

A: The detailed explanation of the given question is below

Q: 1. What is the percent composition of each element in MgBr2? 2. Calculate the percent composition of…

A: %Composition can be calculated as :    %composition = mass of components / total mass ofmolecules…

Q: How many MOLES of nitrogen trifluoride are present in 4.90 grams of this compound ? moles. How many…

A: 1. Given,  Mass of nitrogen trifluoride = 4.90 grams  Molar mass of nitrogen trifluoride = 71 g/mol…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".