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asambeis [7]
2 years ago
13

It’s major Orion and andromeda are fixed groups of stars called?

Chemistry
1 answer:
Ymorist [56]2 years ago
3 0

Answer: They are called constellations.

Explanation:

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What is the effect of this??
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Explanation:

The wavelength is the distance between two adjacent wavefronts. ... If the wave crosses to the new medium at an angle (not 90 degrees), the change ... When light enters a more optically dense medium, it is refracted closer to the normal. the same as the critical angle, light will travel along the boundary of the 2 mediums.

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3 years ago
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The theory general relativity was discovered by who
svetoff [14.1K]
<span>The theory general relativity was discovered by Albert Einstein </span>
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3 years ago
B vitamins are a group of water soluble compounds that are important in cell metabolism. Each one has a different chemical struc
Tom [10]

Molar mass of vitamin B1, C12H17N4OS = 265.34 g/ mol

Molar mass of vitamin B2, C17H20N4O6 = 376.37 g/ mol

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7 0
3 years ago
19. If it takes more energy to break the bonds of the reactants than is released when the bonds of
frozen [14]

Answer:

If it takes more energy to break the original bonds than is released when the new bonds are formed, then the net energy of the reaction is negative. This means that energy must be pumped into the system to keep the reaction going. Such reactions are known as endothermic.

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5 0
3 years ago
what is the specific heat of a substance if 1560 cal are required to raise the temperature of a 312-g sample by 15°C
jasenka [17]

Answer:

0.33 cal⋅g-1°C-1  

Explanation:

The amount of heat required is determined from the formula:

q= mcΔT

To see more:

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