If scientists cannot drill down deep enough to find the earthquake's central starting point, how are scientists so sure earthquakes happen the way they predict?

Solar energy is energy from the sun that is converted into thermal or energy. a. nuclear b. mechanical c. electrical d. chemical

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

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