Chemistry, 05.03.2021 05:50 ssollers

Question 22 (5 points) (04.06 MC)
A student listed the characteristics of chemical and nuclear reactions.
Chemical and Nuclear Reactions
X
Y
Changes the identity of the element poes not change the identity of the element
Which of these statements best explains the identity of Reaction X? (5 points)
Оа
It is a nuclear reaction because the identity of elements changes when there is a change in the number of protons and neutrons.
Ob
It is a chemical reaction because the identity of elements change when there is a change in the mass of the atoms involved.
Oc
It is a chemical reaction because the identity of elements change when there is a change in the overall energy of the system.
Od
It is a nuclear reaction because the identity of elements change when there is a change in the number of outermost electrons.

Answers: 3

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 02:00

What is avogadro’s number, and why is it useful

Answers: 1

Answer

Chemistry, 22.06.2019 12:00

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

Answers: 1

Answer

Chemistry, 22.06.2019 21:50

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

Answers: 2

Answer

Chemistry, 22.06.2019 23:30

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.

Answers: 1

Answer

You know the right answer?

Question 22 (5 points) (04.06 MC)
A student listed the characteristics of chemical and nuclea...

Questions