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Chemistry, 20.01.2021 22:30 temperent6049

1.) Which of the following is the formula for copper II sulfide? Select one:
a. CuS_2
b. Cu_2S
c. CuS

2.) Which of the following is the correct formula for magnesium hydroxide?
Select one:
a. MgOH_2
b. MgOH
c. Mg(OH)_2

3.) Which of the following is the correct formula for the compound dinitrogen trioxide?
Select one:
a. N_3O_2
b. N_2O_3
c. NO

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1.) Which of the following is the formula for copper II sulfide? Select one:
a.
b.
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