What is the mass in grams for 0.198 mole mercury(III) bromide?  Two decimals 0.749 mol calcium phosphate contains _________ mole calcium.

Q: How many moles of KI are in 1.36×1024 formula units?

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Q: how many moles are in 13.4 g CaS?

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Q: C. The number of oxygen atoms in 7.35 g of barium nitrate. Ba(NO₂)

A: since you have asked for part C only, we are providing you a solution for part c only

Q: How many particles are in 24.5g sample of aluminum hydroxide? Round to 2 decimal places.

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: how many grams are in 0.456 mole P

A: P is a symbol of phosphorus element.

Q: Determine the number of molecules of Cr.O. that form when 1.34 x 10 gof oxygen completely reacts…

A: Given: Mass of Oxygen = 1.34 x 103 g Given Reaction is  To determine- Number of molecules of Cr2O3

Q: the mass of 0.014 moles of sodium sulfate, in grams?

A: The relation between number of moles(n), molar mass(M) and mass (m) of a substance can be given by…

Q: How many L are in 40 g of carbon?

A: According to the mole concept - one mole of any Substance related with mass , Number of particles…

Q: Calculate the percentage composition for C2H60. (Enter your answer to four significant figures.)…

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Q: What quantity in moles of KCI are there in 50.0 mL of 0.140 M KCI?

A: Here given concentration of KCl solution = 0.140 M                    Volume of the KCl solution =…

Q: 102.2 g NaCl = _______________ mol NaCl

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Q: 48.6 g of Cu equals how many moles?

A: Molar mass of Cu, Mwt = 63.546 g/mol Given Weight , W = 48.6 g

Q: What is the percent by mass of nitrogen in NH4CI? (Do not include the %-sign in your answer. Report…

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Q: The formula for dinitrogen tetrafluoride is . How many molecules are in 8.83 grams of dinitrogen…

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Q: Calculate the number of atoms in 12.45 grams of iron. 1.342 x 1023atoms 1.342 x 1022toms 0.223 atoms…

A: Given information, Given mass of iron = 12.45 g Molar mass of iron = 55.845 g/mol Calculate : Number…

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

A: Mass of copper (ii) carbonate = 3.29 g Mass of Cu+2 = 3.26 g Molar mass of copper (ii) carbonate =…

Q: How many moles of HF are in 60 grams of HF this

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Q: How many moles are in 33.51 g of He?

A: Mole is unit of amount. Moles are defined as unit specifying number of atoms in a substance.

Q: How many moles are 25.3 grams C4H10O the numbers are smaller.

A: Moles = mass in g/ Molar mass

Q: QUESTION 2 a. How many moles of Al203 are in 28.0 g of Al203? Report your answer to the correct…

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Q: How many moles of NaOH are in 2.2x1025 formula units of NaOH? Round your answer to 1 decimal place.

A: Given data,  Formula units of NaOH = 2.2 × 1025  Formula units of 1 mole NaOH = 6.022 × 1023

Q: 1. Find the number of moles in 3.7 x 10 ^-5 g of magnesium phosphate.

A: The chemical formula of the given magnesium phosphate compound is Mg3(PO4)2. Given that, the grams…

Q: ow many moles in 56g carbon dioxide

A: To determine the number of moles in 56g carbon dioxide.

Q: How many grams of Cl are in 255 g CaCl, ?

A: Calcium chloride is an ionic compound made up of one calcium atom and two chlorine atoms.

Q: How many moles are in 15 g Li?

A: Recall the following expression of moles           moles=given mass of a compoundin gmolar mass of…

Q: Fe2(SO4)3: molar mass = 399.88 g/mole (I came up with) Number of moles in 120. grams ______________

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Q: Calculate the number of LiLi atoms (NLiNLi) in 7.2 molmol of LiLi. Express your answer using two…

A: 1 mol of a substance contains Avogadro's number of  atoms.

Q: A student weighs 1.00 grams of CuSO, on a balance. After heating, the compound weighed 0.638 grams.…

A: SOLUTION: Step 1: The formula of Copper sulfate hydrate is CuSO4.5H2O. Mass of water = Mass of…

Q: The chemical formula for lithlum fluorlde Is LiF. A chemist measured the amount of lithlum fluoride…

A: Molar mass of LiF is sum of atomic masses of Li and F.Atomic mass of Li is 6.941 and atomic mass of…

Q: A compound containing copper and chlorine contains 0.01026 moles of copper and 0.01721 moles of…

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Q: A compound contains 0.01293 moles of V and 0.03325 moles of Cl.  Calculate the ratio of moles of Cl…

A: Record the given data, The number of moles of compound V = 0.01293 moles The number of moles of…

Q: How many moles are in 87 g of Na2O? All answers have units of moles of Na2O O 1.4 6.0 x 1023 O 5.2 x…

A: Answer

Q: How many formula units are present in 5 moles of Al2S3 ? [?] x 10 fun. Al₂S3 Make sure your answer…

A: Formula units are nothing but the number of atoms present in the particular moles of a compound. Use…

Q: Step 1a: When percentages are given, assume that the total mass is 100 grams to determine the mass…

A: Given : % N in sample of unknown compound = 66.6%   To find : Moles of N in sample of unknown…

Q: 18.45 mol ZnCI2 = _______g ZnCI2

A: Data: The number of moles of ZnCl2= 18.45 mol The molar mass of ZnCl2 = 136.286 g/mol To find: Mass…

Q: How many moles are in 10.0 g of KBr?

A: Answer: 1 mole of a sample always contains 6.022×1023 units and mass of 1 mole quantity of each…

Q: how many moles are in 12.0 g of dinitrogen pentoxide?

A: GivenMass of N2O5      = 12.0 gram Number of moles of N25  = ?

Q: The rate constant, k, is 0.090 h−1 for the reaction   and the rate equation is   Calculate the…

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Q: How many grams of F are in 525 g CaF₂? mass: 50 g

A: Here, we have to calculate the mass of F that is present in 525 g CaF2.

Q: 2. What is the percent by mass of each element in the following compounds? Compound % By Mass(for…

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Q: 1. Find the number of moles in 3.7 x 10 ^-5 g of magnesium phosphate

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Q: How many moles are in 4.5x1024 particles? 0.747 particles 0.747 mol 2.71x1047 mol 2.71x1047…

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Q: Determine the number of moles in 2.58 kg of lithium Sulfate (Li₂ sou) Balance this equation: -NH3t…

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Q: 1. Determine the number of particles in 1.54 mols of KNO3.

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…