In which chemical reaction will the heat content of the reactants be more than that of the products?
a) endothermic
b) reversible
c) irreversible
d) exothermic

0.66y = 0.9x + 0.48 if y has a value of 108.45 what is the value of x?

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²