Question 5
(02.02 LC)
Which of the following most likely happens during a physical change? (1...
Question 5
(02.02 LC)
Which of the following most likely happens during a physical change? (1 point)
O a
An irreversible process takes place.
Ob
Substance changes its form but not its molecular composition.
с
New atoms are introduced in the molecules of the substance.
d
A substance reacts differently with a chemical before and after the change.
Answers: 1
Chemistry, 23.06.2019 00:40, joe7977
To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.
Answers: 1
Chemistry, 23.06.2019 02:00, hannabeth91
When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning
Answers: 1
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