5. During the nifty home experiment, a playing card was placed on top of a glass and then a quarter was placed on top of the card. When the card was pushed, the quarter
fell into the glass. Why did the quarter fall into the glass?

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

Stage in which a typical star has completely stopped fusion

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false