A kettle heats 1. 75 kg of water. The specific latent heat of vaporisation of water is 3. 34 x 106 j/kg. How much energy would be needed to boil off the water? write the answer out in full (i. E. Not in standard form).

In what type of gpa are honors, ap, ib and dual enrollment courses given additional points? a) cumulative gpa b) weighted gpa c) unweighted gpa d) semester gpa

At work claire has a deadline that is rapidly approaching as she works she finds that she is doing more work in a shorter amount of time than usual she thinks more quickly and her senses and memory are sharper what is responsible for claire working more efficiently

Raul has one solution that is 20% acid by volume and one solution that is 50% acid by volume. he plans to mix together some of each solution to create 30 milliliters of a solution that is 40% acid by volume. how many milliliters of the 20% acid solution should raul use to create the 40% acid solution? can someone explain this to me? i know that the answer is 10 milliliters, but i don't know how to get it.