How many significant figures are used in expressing a measurement as 0.2503 l?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

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.