5. objects with potential energy got that energy: a. entirely from their height above the earth. b. after work was performed on them. c. when kinetic energy was released from fossil fuels. d. through electromagnetic discharges

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

What is the temperature of one mole of helium gas at stp?

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