Ca2+(aq) + c2o42-(aq) cac2o4(s). which of the following substances will not increase the amount of calcium oxalate precipitate that forms?

a. calcium nitrate, ca(no3)2(aq)
b. oxalic acid, h2c2o4(aq)
c. no right choice.

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

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

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.