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goldfiish [28.3K]
2 years ago
13

Which item would react most rapidly if touched by a match?

Chemistry
1 answer:
Flura [38]2 years ago
7 0

sawdust

Explanation:

I think so u have a google in ur mobile duhh nah just kidding may be its correct

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What is the distinction between magma and lava​
lesya692 [45]

Answer:

Scientists use the term magma for molten rock that is underground and lava for molten rock that breaks through the Earth's surface.

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2 years ago
How does an exothermic change show that a chemical reaction occured?
Gre4nikov [31]
With increasing temperature of the chemical reaction
8 0
3 years ago
How does increasing and decreasing the temperature affect the kinetic energy of molecules? How does this impact heat
coldgirl [10]

Answer: As the temperature of a molecular system increases, the kinetic energy of molecules also increase. Also as the temperature of a molecular system decreases, the kinetic energy of the molecules will also decrease.

Explanation:

James Clerk Maxwell developed the kinetic-molecular theory (KMT) of gases. In this theoey, five assumptions concerning an ideal gas was made. One of the them was that," the average kinetic energy of the gas molecules is proportional to the temperature of the gas". This simply means that a s the temperature of a molecular system increases, the kinetic energy of molecules also increase. Also as the temperature of a molecular system decreases, the kinetic energy of the molecules will also decrease.

Also another scientist known as Rudolf Clausius incorporated energy into the kinetic theory. He proposed that heat is a form of energy that affects the temperature of matter by changing the motion of molecules in matter.

Heat is defined as the flow of energy which is caused by difference in temperature.

In conclusion, when the temperature of a system is increased, the collision of the molecules with one another and the walls of their container increases as more molecules gain more heat energy at higher temperature. While as the temperature of the system decreases, the collision of the molecules will also decrease as molecules lose heat energy at lower temperature.

3 0
3 years ago
What are subatomic particles?​
vova2212 [387]

Explanation:

a particle smaller than an atom (e.g., a neutron) or a cluster of such particles (e.g., an alpha particle).

6 0
2 years ago
If 0.959J of heat is added to 0.88g of water, how much will its temperature increase
ss7ja [257]

Answer:

0.260 Celsius

Explanation:

q =c x m x (T2-T1)

c - specific heat of water 4.186 J/g.C

T2-T1 = q /(c x m) = 0.959 /(4.186 x 0.88) = 0.959/3.68 =0.260 C

7 0
2 years ago
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