Question 7 When hydrogen chloride gas is prepared on a humid day, the gas is usually passed
through the guard tube containing calcium chloride. The role of calcium chloride taken
in the guard tube is to​

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

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

How do dying stars contribute to the formation of planets