How many moles of each ion are in each solution?(a)5.0 mol of ammonium sulfate dissolved in water(b)78.5 g of cesium bromide dissolved in water(c)7.42X 10²² formula units of copper(II) nitrate dissolved in water(d)35 mL of 0.84 M zinc chloride

Q: Which of the following diagrams best represents the following reaction

A: Given  2H2 + O2 → 2 H2O  + 571.6 kJ

Q: The US Environmental Protection Agency (EPA) places limits on the quantities of toxic substances…

A:

Q: C. If we desired to make 34.00g of Copper(1) Hydroxide, how many grams of Copper(11) Chloride would…

A: Given :-  Mass of  Copper(II) hydroxide, Cu(OH)2 = 34.00 g  Mass of  Copper(II) chloride, CuCl2 = ?…

Q: how Many moles are they

A: Given :- mass of CO2 =1100 g  To calculate :- number of moles of CO2

Q: Suppose a 17.8640 g sample of a NaCl and KCl mixture contains 3.5286 g of NaCl. What is the percent…

A: The mass percent of the component in the mixture can be calculated by using the below formula- Mass…

Q: Citric acid is con-centrated in citrus fruits andplays a central metabolic role innearly every…

A: a) Citric acid structure is illustrated as follows:

Q: 1.003 g of soduim chloride was recovered in the reaction of Hydrochloric acid + Sodium carbonate →…

A: The reaction of hydrochloric acid with sodium carbonate forms sodium chloride, carbon dioxide and…

Q: Suppose a student starts with 2.4185 g of a sand mixture and separates the components into 1.3012 g…

A: The mass percentage is the simplest way of representing the mass of the components present in the…

Q: What is the molar mass of NaOH?

A: The molar mass of a compound is defined as the mass of the compound present in one mole of the…

Q: How many milliliters of 2.212 M H2SO4 are needed to contain 0.82 moles of H,SO,?

A:

Q: The percent by mass of manganese(II) in MnSO3 is %.

A:

Q: What are the number of moles of in 10 g of CaCO3?

A: Given that: Mass of CaCO3 = 10 g  Molar mass of Ca = 40 g/mol Molar mass of C = 12 g/mol Molar mass…

Q: What is the Molarity of CaCO3 if it's mass is 50.27g?

A: Calcium carbonate is a chemical compound with the formula CaCO3 . It's a common substance found in…

Q: What is the molar mass of cholesterol if 0.00105 mol hasa mass of 0.406 g?

A:

Q: What is the formula of pyrite, and what is its molar mass?

A: S=Fe=S is the structure of pyrite.The formula for pyrite is FeS2

Q: How many total moles of ions are released when 3.88 mol of Rb2SO4 dissolves completely in water?

A: ⊙ we know that,    strong electrolyle completely dissociates into its constituents ions. eg→…

Q: How many moles of MgSiO3 are in 231 g of the compound?

A: Generally the mass is converted into moles by using following expression.

Q: What is the molar mass for each of the following compounds? 1. Li,SO, Cu(CIO,),

A:

Q: How many moles of H2SO4 are there in 191 mL of a stock solution that reads 0.601M ?

A: Interpretation -  To determine the number of mole of  H2SO4 are there in 191 mL of a stock solution…

Q: What is the molarity of a solution prepared by dissolving 37 mol KMNO4 in enough water to make 903 L…

A: Dear student I have given answer to your question in the image format.

Q: What is the molarity of each ion present in aqeous solution prepared by dissolving 1.68 g of the…

A: The amount of a substance (solute) dissolved in a particular solvent to yield a solution can be…

Q: How many g of C4H4S2 are equivalent to 5.40 moles of this compound?

A: Answer: 627.48 g

Q: What is the Percent of composition of Ethylene glycol?   molar mass = 62.048

A: Ethylene  glycol- Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound with the…

Q: How many moles of aspirin contain 8.62 × 10 25 molecules?

A: 1 mole of a substance contains Avogadro's number (6.022×1023) of molecules.

Q: What information do we need to calculate the molarity of a sulfuric acid solution?

A: Given What information do we need to calculate the molarity of a sulfuric acid solution ?

Q: A florist prepares a solution of nitrogen-phosphorus fertil-izer by dissolving 5.66 g of NH₄NO₃ and…

A: Given: Mass of NH4NO3 = 5.66 g Mass of (NH4)3PO4 = 4.42 g And volume of final solution = 20.0 L

Q: How many molecules are in each of the following: (b)  one drop (0.0500 g) of water?

A: Formula used n = mass/molar mass also  No. of molecules = n * NA  where NA is Avogadro number

Q: What is the percent by mass of iron (Fe) in FeCO3?

A: Molar Mass of FeCO3 = 115.85 g/mol Weight of 1 Fe atom =55.85 Weight of 1 C atom = 12 Weight of 3 O…

Q: Question attached

A: the overall charge on a compound is guided by the charges of cation and anions.

Q: Calculate the analytical molarity of BaCl,

A: The concentration of the solution is expressed in molarity. The molarity is the number of moles of…

Q: Aspirin, C9H8O4, is a common pain reliever and is also often given in low doses daily for prevention…

A: Given :- number of moles of aspirin (C9H8O4) in sample = 0.0745 mol  To calculate :- mass of aspirin…

Q: A 161 g sample of MnCl₂·nH₂O yields 112 g of the anhydrous compound after heating. Determine n in…

A: A 161 g sample of MnCl2.nH2O yields 112 g of anhydrous compound after heating. We have to determine…

Q: molarity of -

A:

Q: A sunscreen preparation contains 2.30 %% by mass benzyl salicylate. If a tube contains 6.0 ozoz of…

A: The main component of sunscreen is benzyl salicylate. The formulation contain 2.30% benzyl…

Q: How many moles of sucrose, C12H22O11, are in a 25-g sample of sucrose?

A: The atomic mass of , C = 12                                    H = 1…

Q: There is 1.75 moles of salt (NaCl) dissolved in water in a beaker. What happens to the salt when it…

A: NaCl is an ionic compound. When it dissolved in water in a beaker,  then NaCl is dissociated to form…

Q: (Perchlorate is a polyatomic ion with the formula ClO41-.) If four moles of the ionic compound are…

A:

Q: The principal component of mothballs is naphthalene, a compound with a molecular mass of about 130…

A: Record the given information,

Q: According to the following reaction, how many moles of calcium carbonate are necessary to form 0.434…

A:

Q: What is the mass percent of ethanol (CHCHOH) if 0.0793 moles of ethanol is added to 0.264 kg of…

A: The mass percent of a component present in the mixture is given by equation (1), in which, mc…

Q: What is the percent by mass of oxygen in aspirin (C₉H₈O₄)?

A: The molecular weight of aspirin (C9H8O4) is  (12×9+1×8+16×4)=180 gm/mol The oxygen present in…

Q: When 2.15 g of sodium carbonate hydrate is heated, 1.35 g of water is lost. What is the percentage…

A: The mass of hydrated salt = 2.15 g The mass of water is = 1.35 g The mass of dehydrated salt is =…

Q: e molarity of t

A:

Q: 3. How many moles of CaCO, are present in 1.30 grams?

A: Avogadro's defined 1 mol as the collection of 6.022 × 1023 atoms or the ratio of given mass to the…

Q: A student, Ken, is given a mixture containing two nitrate compounds. The mixture includes NaNO, and…

A:

Q: 4. How many moles in 26.7 grams of CdCl, ?

A:

Q: If 4.7 g of sodium carbonate reacts with calcium hydroxide, what is the mass of the precipitate?

A:

Q: How many moles of Pb(ONO3)2 are required to react comptely with 2.40 mol NaCl?

A:

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".