If 0.21J of heat cause a 0.308 degree C temperature change, what mass of water is present? a 0.0702 g
b 0.00540 g
c 0.163 g
d 18.4 g

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.

How have the greenhouse gasses increased from the year 2000 to 2018

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.