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Chemistry 101 Final Ivy Tech Questions And Answers $13.49
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Chemistry 101 Final Ivy Tech Questions And Answers
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A sealed bag of potato chips will expand when taken to a higher altitude. This is an example of Boyle's Law. True False ~ True A solution contains 100.0 g of water, 10.0 g NaCl, and 15.0 g methanol. What is the mass percent of methanol in the solution? A. 8.00% B. 10.00% C. 12.0% D....

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  • August 8, 2024
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  • 2024/2025
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Chemistry 101 Final Ivy Tech
Questions And Answers

Diatomic O2 can react with the element magnesium to form magnesium oxide

(MgO). The balanced chemical equation is:




O2 + Mg ⟶ 2 MgO




If 4 moles of magnesium totally reacted with more than enough O2, how many

moles of MgO would be expected to form?




A. 8 Moles


B. 2 Moles


C. 4 Moles


D. 1 Mole


E. Not Enough Info

,✓~ C




Which of the following is TRUE?




A. Stoichiometry allows prediction of how much of the reactants are necessary

to form a given amount of product.




B. All of the above are true.




C. Stoichiometry allows prediction of the amount of products that form in a

chemical reaction based on the amounts of reactants.




D. Stoichiometry shows the numerical relationship between chemical quantities

in a balanced chemical equation.


✓~ B




Diatomic N2 can react with diatomic H2 to form ammonia (NH3). The balanced

chemical equation is:

,N2 + 3 H2 ⟶ 2 NH3




If 6 moles of H2 totally reacted with more than enough N2, how many moles of

ammonia would be expected to form?




A. 4 Moles


B. 6 Moles


C. 3 Moles


D. 2 Moles


E. Not enough info


✓~ A




How many grams of the excess reactant remain assuming the reaction goes to

completion and that you start with 15.5 g of Na2S and 12.1 g of CuSO4?




Reaction: Na2S+ CuSO4 ⟶ Na2SO4 + CuS

, A. 0.05


B. 9.58


C. 5.92


D. 15.45


✓~ B




Calculate the maximum number of grams of NH3 that can be produced by the

reaction of 2.00 g of N2 with 3.00 g of H2.




Reaction: N2 (g) + 3H2 (g) ⟶ 2 NH3 (g)




A. 2.43


B. 0.964


C. None of the above


D. 4.00


E. 17.0


✓~ A

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