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Sever21 [200]
3 years ago
6

1. How many joules of heat are necessary to melt 500 g of ice at its freezing point?

Chemistry
1 answer:
ololo11 [35]3 years ago
7 0

Answer: To melt 500 g of ice, 4000 joule of heat is required.

Explanation:

I love the helps

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In nuclear fusion what occur ?
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4 0
4 years ago
Pls helppp
defon

The heat absorbed to raise temperature : Q = 31350 J

<h3>Further explanation </h3>

Given

m = mass = 150 g

Δt = Temperature difference : 50 °C

Required

Heat absorbed

Solution

Heat can be formulated

<em> Q = m.c.Δt </em>

The specific heat of water = c = 4.18 J/g °C  

Input the value :

Q = 150 x 4.18 x 50

Q = 31350 J

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3 years ago
jack has 1 kg of his favorite cereal. if he eats 125g of cereal everyday, how many days can he eat his favorite cereal before he
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He can eat his favorite cereal for 8 days because

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5 0
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The energy that a log has is transformed when burned. How does the chemical energy of the log compare to the heat and light ener
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The amount of chemical energy is equal to the amount of heat and light energy.

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