HELP HURRY ASAP Question 2 of 10 Which two options describe physical properties of matter?
A. The amount of mass per unit volume
B. How easily a substance reacts with other substances
O c. Whether a substance is acidic or basic
D. Whether a substance forms a patina
E. The color of the light that is reflected off a substance's surface
SUBMIT

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.)

What sort of waves exhibit the doppler effect?

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.