31. Calculate the number of moles of the indicated substance present in each of the following samples. a. 21.4 mg of nitrogen dioxide b. 1.56 g of copper(II) nitrate c. 2.47 g of carbon disulfide d. 5.04 g of aluminum sulfate e. 2.99 g of lead(II) chloride f. 62.4 g of calcium carbonate

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A:

Q: 5. Would you expect the following reactions to be nearly complete? Why or why not? -31 a. N₂(g) +…

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A:

Q: what are the balanced equations?

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Q: CO₂CH3 NH₂ CH(CH,)ẠNH, (excess) 1. P₂05, A 2. CH3CH₂CH₂Li 3. H30*

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Q: What is the % by weight of Cl in C2H4Cl2?

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Q: (27.98 moles / 1.57 moles) - 17.598

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Q: 23. What is the main product of the reaction shown in the box? Hco,E! ? (a 13'0.

A:

Q: DNA is approximately 2.5 mn If an average man is 5ft 10in tall, how many molecules could be stacked…

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Q: The reaction between methanol (CH3OH), and hydrobromic acid (HBr) forms bromoethane (CH3Br) and…

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Q: Write a balanced equation: H2S + SO2 ------> S + H2O

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Q: 8. Predict the relative mole percentages of the monochloro products shown Cl₂ CI CI A

A:

Q: What is homogeneous product and give examples?

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A:

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Q: 2KHC4H406 + Na2CO3 H20 +6 H20 → 2 KNAC4H406+4 H20 + Co21 Balanced Chemical Reaction

A: limiting reagent is the reactant that reacts completely during the reaction.

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Q: What type of chemical reaction is 1K3PO4(aq)+3AgNO3(aq)=1AgPO4(s)+3KNO3(aq)

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".