I NEED HELP Mars has a mass of 642x10^23 kg, and the sun has a mass of 1.99x10430 kg. Mars orbits the
sun at an average distance of 2.28x10^11 m. Calculate the force of gravity between Mars and
the sun.

Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.