A gas occupies a volume of 498 ml at a pressure of 1.01 kPa. When the pressure is changed the volume becomes 477ml. If there has been no change in temperature, what is
the new pressure in kPa?

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.