The specific heat of copper metal is 0.385 j/(g × °c). how much energy must be added to a 35.0 gram sample of copper to change the temperature from 20.0°c to 65.0°c? (2 points)
270 j
809 j
606 j
1130 j

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

What is the polyatamic ion of thiosulfate

  the mississippians were considered to be  horticulturalists, which means they were