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Bogdan [553]
3 years ago
9

Please help. I am very stuck on this portfolio and I have no idea what to do.

Chemistry
1 answer:
DaniilM [7]3 years ago
5 0
Same I don’t know it
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I’m having hard time to understand can someone answer it and explain it
tekilochka [14]

Number #2 is joule

In the SI system the unit of heat is the joule. The calorie was defined so that the heat capacity of water was equal to one.The heat capacity of a substance is the amount of heat required to raise the temperature of a defined amount of pure substances by one degree.

Number #3 is Endothermic

Why? I can't explain. I Just left class where they were just explaining that.

7 0
3 years ago
Which element forms more compounds than all the other elements combined?
katen-ka-za [31]
The Element that form more compounds than all the rest is Carbon.

Elements of Carbon
<span>A molecule of the compound carbon dioxide contains one atom of the element carbon and two atoms of the element oxygen. Each oxygen atom shares a double bond with the carbon atom. Carbon is the sixth element in the periodic table and occurs in pure form as coal and diamonds.

Hopefully I helped ^.^ Mark brainly if possible~
</span>
5 0
3 years ago
All forces require an input of ______<br><br> - mass<br> - energy<br> - speed<br> - atoms
artcher [175]

Energy is the correct answer. I hope I helped you

5 0
2 years ago
A gas mixture contains 88 grams of oxygen gas, 88 grams of nitrogen gas, and 12 grams of nitrogen dioxide gas,
emmainna [20.7K]
BROO DEE YOU ALREADY KNOW WHAT IS STOP DA CAP, o.81
7 0
3 years ago
Read 2 more answers
In a pendulum, a continuous change occurs between kinetic energy and
Masja [62]
It should be potential energy!!!
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