How many grams of Pb2+ are presented in 2.65 grams of lead (II) nitrate?  How many grams of lead (II) nitrate contain 3.82 grams of Pb2+?

Q: 8. How many oxygen atoms are contained in 5.25 g of NO2 gas?

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Q: 11.6 g Fe2(SO4)3  contains how many grams of sulfur?

A: The compound given is Fe2(SO4)3  Hence molar mass of compound = Atomic mass of Fe X 2 + Atomic mass…

Q: How many grams of sodium are contained in 118.59 grams of Na2SO3 ?

A: 1.0 mole of Na2SO3 contains 2.0 moles of Na that means 126.0 grams of Na2SO3 contains 46.0 grams of…

Q: Q1/ How many molar masses are contained in 1- 5.76 g of KI ?( Atomic mass K=39, l=127) 2-4.00 liter…

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Q: What mass of cerussite, PbCO3, would contain 35.0 grams of lead? (a) 51.7 g (b) 42.4 g (c) 35.6 g…

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Q: Pesto-Bishop, which helps provide soothing relief for an upset stomach, contains 300 mg bismuth…

A: 1 mg = 1000 g. The molecular formula of C21H15Bi3O2 contains three molecules of bismuth…

Q: If a particular ore contains 55.9% calcium phosphate, what minimum mass of the ore must be processed…

A: Molar mass of calcium phosphate is sum of atomic masses of all atoms present in it.

Q: lithium carbonate contains 18.8 lithium and is used in the treatment of mental illnesses such as…

A: The percent mass composition is also known as the mass percent also called as the percent by weight.…

Q: Lithium carbonate, Li2CO3, contains 18.8 % lithium and is used in the treatment of mental illnesses…

A: Given : mass percent of lithium in Li2CO3 = 18.8 %. And mass of Li2CO3 sample = 1.48 g

Q: A compound of iodine and cesium contains 63.94 g of metal and 61.06 g of nonmetal. How many grams of…

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Q: What mass of HCl in grams is neturalized by a dose of milk of magnesia containing 3.26g Mg(OH)2?

A: Given :- mass of Mg(OH)2 = 3.26 g  To calculate :- mass of HCl (in g)

Q: A tube of toothpaste contains 0.76 g of sodium monofluorophosphate (Na2PO3F) in 100 mL. 1. What mass…

A: Given : Mass of sodium monofluorophosphate i.e Na2PO3F = 0.76 g

Q: 1. When 28.0grams of CO is analyzed, it is found to contain 12.0g of carbon and 16.0g of oxygen. How…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Diamond is one form of elemental carbon. An engagement ring contains a diamond weighing 1.25 carats…

A: The mass of 1.0 g is equal to 1000 mg. The mass of diamond in g is calculated as shown below.

Q: You wish to prepare 205 grams of 14.3 % MgSsO4- You will need grams of magnesium sulfate and mL of…

A: Given that, % of MgSO4 = 14.3%  ,  Total mass = 205 gms Also, % of MgSO4 = Mass of MgSO4Total…

Q: How many grams of Zn2+ are present in 3.92 grams of zinc oxide?   How many grams of zinc oxide…

A: Known: Molar mass of zinc oxide = 81.41 g/mol Molar mass of Zn2+ = 65.4 g/mol

Q: At first, it seemed like the poisoned Russian agent might have ingested thallium in the form of…

A: the minimum amount of thallium to kill an average adult= 8*102 mg concentration= 0.45m conc = no of…

Q: a) If sea water contains 3.5% NaCl, by mass, how many grams of NaCl can be obtained from 1.00 gallon…

A: Density of sea water = 1.02 g/mL

Q: oxygen atoms

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Q: A mixture of NaCl and NaBr has a mass of 2.00 g and contains 0.75 g of Na. What is the mass of NaBr…

A: Mass of NaCl is X and Mass of NaBr is Y Hence, X+ Y = 2 gm ……(1)   and  X = 2 - Y But, % Na = Mass…

Q: contains 2.3 g of iron?

A: Mass can be defined as the quantity of matter present in a matter. The matter may be liquid, solid,…

Q: How many water molecules are in 6.00 raindrops? Assume that there are 20.0 raindrops in 1.00 mL of…

A: Density is defined as: It is the ratio of mass per unit volume 1 mole of any chemical species…

Q: What is the total number of oxygen atoms on the right-hand side of this chemical equation? 2…

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Q: Find the number of Na' ions in 2.92 g of NaPO,

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: A Freon leak in the air-conditioning system of a large building releases 12 kg of CHF2Cl per month.…

A: The ratio of the given mass to the molar mass is called as moles. Mathematically, Given, Mass of…

Q: How many grams of Cu+ are present in 1.32 grams of copper(I) phosphate?   grams Cu+. 2. How many…

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Q: How many calcium atoms are in 1 g of CaO? O 9.553 x 10-23 O 7.201 x 1023 O 1.074 x 1022 O 1.422 x…

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Q: 1. How many grams of Si are present in 4.68 grams of silicon dioxide ? grams SI. 2. How many grams…

A: The mole of a substance is the mass of that substance upon its molar mass. The molar mass of a…

Q: How many grams are contained in one equivalent of iron (iii) ion, Fe3+? A) 167.6g B) 55.85g C)…

A: The mass of iron present in one equivalent of iron (iii) ion, Fe3+ is calculated as,

Q: How many GRAMS of manganese(II) are present in 3.94 grams of manganese(II) fluoride, MnF2 ?

A: Given:Mass of MnF2 = 3.94 g.Molar mass of MnF2 = 93 g/mol.Molar mass of Mn = 55 g/mol.

Q: 1. How many grams of Ba" 2+ are present in 4.75 grams of barium nitrite? grams Ba2+

A: Solution Ba(NO3)2 is associate degree chemical compound with chemical name atomic number 56 nitrate.…

Q: 1. How many grams of Mg are present in 4.04 grams of magnesium phosphate? grams Mgt. Mg²",

A: Given: Mass of magnesium phosphate (Mg3(PO4)2) = 4.04 g Molar mass of magnesium phosphate = 262.8582…

Q: 4. If 2.784 grams of silver oxide are decomposed to yield 2.592 grams of silver. a) How many grams…

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Q: Find the number of Na+ ions in 2.73 g of Na3PO4.

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Q: How many grams of Al3+ are present in 4.12 grams of aluminum iodide?  How many grams of aluminum…

A: To find the grams, number of moles should be calculated.  Moles = Given mass/ molar mass

Q: 4. A compound with 24.74% (by mass) potassium, 34.76% manganese, and 40.50% oxygen. 5. A compound…

A: (4.)  Let us consider mass of the compound is  100 grams. Given datas ; % of potassium = 24.74%…

Q: Calculate the mass of Cu in g from 8.20 kg CuFeS2

A: From the chemical formula it is clear that 1 mole CuFeS2 contains 1 mole Cu. Molar mass of…

Q: Hydrogen peroxide (H2O2) is a mild antiseptic used to prevent infection in minor cuts and scrapes.…

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Q: A typical cup of coffee has about 100. mg of caffeine. Calculate the number of caffeine molecules in…

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Q: You wish to prepare 207 grams of 14.7 % Ca(NO3)2. You will need grams of calcium nitrate and mL of…

A: Given mass of solution = 207 gm

Q: What is the mass of 1.000 × 1024 Aluminum atoms in grams

A: Molar mass of Al( Aluminum)  = 27 g/mol also 27 g = 1 mol = 6.023 × 1023 atoms  Mass of Al in 1.000…

Q: You wish to prepare 232 grams of 24.0 % Cr(NO3)3. You will need_________ grams of chromium(III)…

A: Mass percentage is defined as the total mass of the substance( here Cr(NO3)3 ) divided by total mass…

Q: How many molecules are in 7.10 grams of xenon trioxide?   What is the mass in grams of 1.07x10^22…

A: Welcome to bartleby !

Q: 1.) A pure Alum salt KAl(SO4)212H2O contains 300 mg of Potassium. What is the weight of pure Alum?

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

Q: 1). (NH4);PO4 + Pb(NO3)a > Pb3(POa)a +. _NH,NO3 23.98 grams of lead (IV) nitrate are needed to…

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Q: How many grams of Mg2+ are present in 3.80 grams of magnesium oxide?

A: The chemical formula of magnesium oxide is MgO.

Q: What mass of oxygen is present in 10.0 grams of potassium nitrate (KNO3)?

A: Mass of KNO3 = 10 g Molar mass of KNO3 = 101.1 g/mol

Q: What is the amount of Na+ (mm: 23 g/mol) in grams that is found in 2.92 g of N23PO4 (mm: 163.94…

A: Given Data :  1. Mass of Na3PO4 = 2.92 g  2. Molar mass of Na+ = 23 g/mol  3. Molar Mass of Na3PO4 =…

Q: How many grams of Ni2+ are present in 4.55 grams of nickel(II) fluoride

A: The compound given is nickel (II) fluoride i.e NiF2. Given : Mass of NiF2 = 4.55 g

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".