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Flura [38]
4 years ago
7

All of the following require breaking and forming chemical bonds except

Chemistry
1 answer:
Ronch [10]4 years ago
3 0
Smashing a rock is not chemical tgats your answer
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Molecular mass expressed in gram is called<br>​
Elan Coil [88]

Answer:

gram atomic mass

Explanation:

Mass of an atom expressed in grams is known as gram atomic mass. It is equal to the relative atomic mass or atomic weight in grams.

3 0
3 years ago
What are 5 physical changes in matter
Gennadij [26K]

Answer:

cutting, bending, dissolving, freezing, and boiling

Explanation:

A physical change is a change in one or more physical properties of matter without any change in chemical properties. In other words, matter doesn't change into a different substance in a physical change. Examples of physical change include but are not limited to, from solid to liquid or from liquid to gas are also physical changes.

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3 years ago
Which of the following is a common property of both strong acid and strong base?
Gekata [30.6K]

Answer:please can you help me with the last question that I asked I will help you if you help me please help

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3 0
3 years ago
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A atom has 20 electrons, 21 neutrons, and 20 protons. What is the atomic mass of the atom?
UNO [17]

name= calcium

atomic mass= 40.078 atomic mass unit

no of protons= 20

no of electrons=20

5 0
3 years ago
A student has the following data: V1 = 822 mL; T1 = 75.0 °C; T2 = 25.0 °C. She uses this data to calculate V1 and gets -274 mL.
luda_lava [24]
Answer to this question is C. Regarding the volume.
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4 years ago
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