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kotykmax [81]
3 years ago
12

Which property of physical changes explains why matter is conserved in a physical change

Chemistry
2 answers:
choli [55]3 years ago
7 0

Answer:

hi im new because of its solid state

Explanation:

shtirl [24]3 years ago
6 0

Answer:

money money

Explanation:

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How many valence electrons does oxygen have
allsm [11]

Answer:

Six valence electrons!!

Explanation:

Hope this helps!!

3 0
3 years ago
what is the electrical charge of the nucleus of an atom that has 12 protons and 12 neutrons and 12 electrons
ExtremeBDS [4]

Answer:

Neutral.

Explanation:

Protons have a positive charge. In this problem there are 12.

Electrons have a negative charge. In this problem there are 12.

Neutrons have a neutral charge that isn't relevant tot the overall charge, it can be ignored.

#protons - #e- = charge

12 - 12 = 0

The protons and electrons balance each other out, resulting in a 0 net charge. This means the atom has a neutral charge.

5 0
3 years ago
PLZ HELP ME!!!! BEING TIMED!!!!
zloy xaker [14]

Answer:

it will A. d. e. f option above

8 0
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8. Which of the following is a correct description of what happens when you place a liquid in freezer
yawa3891 [41]

Answer:

c. Energy from the liquid is exhausted into the atmosphere outside the freezer  

Explanation:

Energy from the liquid is exhausted into the atmosphere outside the freezer.

a. is wrong. If the energy remained inside the freezer, the warm liquid would cool down and the inside of the freezer would warm up.

b. is wrong. The freezer removes energy from the liquid.

5 0
3 years ago
Identify and describe an example of an adaption, and describe how the adaption can help the organism survive in a changing envir
nevsk [136]
Adaptation is when organisms move to a new place and they settle in. they make a new "home" and find food to adapt to the new environment. Adaption is important because without it organisms will die due to the lack of protection and food. 
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