The moon does not have its own
a: rotational period
b: gravity
c: light
d: revolution period

Engineers have contribute to society in many ways like making the technology we use today or any type of power energy material

Those are different gas lawshere is a brief description of themcharles's law states that volume and temperature are directly proportional to each other as long as pressure is held constant.  boyle's law asserts that pressure and volume are inversely proportional to each other at fixed temperature.gay-lussac's law introduces a direct proportionality between temperature and pressure as long as it is at a constant volume.    source:

#2- the hno3 has a h+ ion and the naoh has an oh- ion