Chemistry, 13.07.2019 22:00 nayely1020
Which process is an example of a chemical change? steam rising from a boiling pot of soup alcohol evaporating from a cotton swab a metal railing rusting in damp weather a piece of wood shrinking as it dries out
Answers: 1
Chemistry, 21.06.2019 20:40
Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o
Answers: 1
Chemistry, 22.06.2019 02:30
What is the relation between concentration of reactants and the rate of chemical reaction?
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Chemistry, 22.06.2019 06:00
Compare and contrast physical changes with chemical changes.
Answers: 3
Chemistry, 22.06.2019 18:30
Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.
Answers: 3
Which process is an example of a chemical change? steam rising from a boiling pot of soup alcohol e...
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