How many ml of 50 percent acid should be added to pure acid to make 70ml of 65 percent acid?

10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Which states of matter have particles that move independently of one another with very little attraction?