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KengaRu [80]
3 years ago
8

When ice turns into a liquid, this is a __1__ change because __2__.

Chemistry
2 answers:
anygoal [31]3 years ago
5 0

Answer:

1.physical change because the ice from a solidform cahnged into a liquid form

kolezko [41]3 years ago
3 0
  1. physical change
  2. ice melts to water (the chemical property of ice/water doesn't change).

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Energy from the Sun contributes to these two main factors that create ocean currents: _____ and _____.
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The sun also heats up the air in the atmosphere at the equator. This air will move towards the poles & cool over time. In the process, wind that occurs due to air currents will introduce currents at the surface of the ocean. Wind & Air
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3 years ago
Select all the true statements regarding chemical equilibrium.
gladu [14]
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7 0
4 years ago
Write balanced equations for the following reactions
Arte-miy333 [17]

Answer:

See explanation

Explanation:

The shorthand nuclear reaction equations have been given; the first particle in the parentheses is a reactant particle while the second particle is a product particle. These can now be rewritten as the longhand equations as follows;

238/92U + 4/2 He -------> 241/94Pu + 1/0 n

238/92U + 4/2 He ------> 241/94Pu + 1/0 n

14/7N + 4/2 He------> 17/8O + 1/1 p

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4 0
4 years ago
Which is the net result of the proton-proton chain? 6 protons = 2 heliums + 3 positrons + 3 neutrinos + gamma rays 4 protons = 1
saveliy_v [14]

Answer: 5.125 neutrinos

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8 0
3 years ago
1. The Tyndall Effect is most useful for distinguishing between: *
Yuki888 [10]

Answer:

a colloid and a solution

Explanation:

When solute particles completely dissolve in a solvent, a true solution is formed. The solute particles in this case are so little that they can not be seen with naked eyes. A true solution does not scatter rays of light.

In a false solution, the solute particles are larger than the solute particles in true solutions but are not large enough to be seen with naked eyes. False solutions scatter rays of light. False solutions are also called colloids.

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5 0
3 years ago
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