Chemistry, 10.07.2019 10:00 hcortez8846
Students are studying how two substances react. the students mix substance 1 with substance 2 in a solution. later the students boil the solution, releasing substance 1 as a gas and leaving substance 2 as a solid. what type of change is described in the paragraph above? how do you know? this is a chemical change, because the two substances were mixed together. this is a chemical change, because the two substances were separated chemically by boiling. this is a physical change, because the two substances were separated physically by boiling. this is a chemical change, because a gas was released.
Answers: 1
Chemistry, 22.06.2019 09:00
Plz mark brainliest 30 points1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s.2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?
Answers: 1
Chemistry, 22.06.2019 14:30
What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding
Answers: 1
Chemistry, 22.06.2019 18:10
Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.
Answers: 3
Students are studying how two substances react. the students mix substance 1 with substance 2 in a s...
History, 24.05.2021 06:10
English, 24.05.2021 06:20
Social Studies, 24.05.2021 06:20
Mathematics, 24.05.2021 06:20
Mathematics, 24.05.2021 06:20
Mathematics, 24.05.2021 06:20
English, 24.05.2021 06:20
English, 24.05.2021 06:20
Mathematics, 24.05.2021 06:20
Mathematics, 24.05.2021 06:20