How much energy is used when 14.3 moles of hydrosulfuric acid reacts with 17.1 moles of oxygen?
2 H2S +3 02 + 175 KJ 2 SO2 + 2 H2O
Which substance is the limiting reactant?

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

Which position represents spring in the southern hemisphere? a) b) c) d)

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane