I just need help with question 10.??? Please ASAP

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

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?