Physics, 12.07.2019 00:40 jaymoney0531
Which of the following can happen during a chemical change? a. atoms gain or lose protons and change into new types of atoms. b. bonds break, and new bonds form c. nuclei of atoms break apart and the subatomic particles recombine. d. all of the electrons in the atom are lost.
Answers: 1
Physics, 22.06.2019 15:00, lolweapon
10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!
Answers: 2
Physics, 22.06.2019 22:30, dlsmith68
Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s. assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.
Answers: 1
Physics, 23.06.2019 01:30, ayeletstrauss
The process of a material going through a change of state from a gas to a liquid
Answers: 2
Which of the following can happen during a chemical change? a. atoms gain or lose protons and chang...
Mathematics, 04.04.2020 02:04
Mathematics, 04.04.2020 02:04
Mathematics, 04.04.2020 02:05