The volume V of gas varies inversely as the pressure P on it. If the volume is 280 cm^3 under pressure of 36 kg/cm^2, what pressure has to be applied to have a volume of 160 cm^3?

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?

What is the work done by the electric force to move a 1 c charge from a to b?

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.