Chemistry, 23.07.2019 20:30, Lkirjnnfcxd5039
Heat from fuels is sometimes used to heat water and create steam. the steam expands, compared to liquid water, and may be used to push a piston or turn a generator. in this case, the heat from the fuel is being most directly. a. transformed into potential energy. b. used to warm the building. c. used to perform work.
Answers: 1
Chemistry, 22.06.2019 08:00, celestemaria0727
What are the similarities of physical and chemical change ?
Answers: 1
Chemistry, 23.06.2019 00:30, vane6176
You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices
Answers: 3
Chemistry, 23.06.2019 03:00, BeeShyanne
Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions
Answers: 1
Heat from fuels is sometimes used to heat water and create steam. the steam expands, compared to liq...
Mathematics, 20.04.2020 16:52
English, 20.04.2020 16:52
Mathematics, 20.04.2020 16:52
Spanish, 20.04.2020 16:52
Mathematics, 20.04.2020 16:52
Mathematics, 20.04.2020 16:52
Mathematics, 20.04.2020 16:52