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Rudiy27
3 years ago
14

Which describes a source of radiation heat?

Chemistry
1 answer:
Dima020 [189]3 years ago
5 0
The sun sending out electromagnetic rays
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B. If you have 50 grams of Molybdenum-99, how many grams will remain<br> after 11 days?
mel-nik [20]

Answer:

6.25gm

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Explanation:

3 0
3 years ago
15 points + brainliest pls help :(
Komok [63]

Answer:

27 g

Explanation:

M(C6H12O6) = 6*12 + 12*1 + 6*16 = 180 g/mol

100 mL = 0.1 L solution

1.5 M = 1.5 mol/L

1.5 mol/L * 0.1 L = 0.15 mol  C6H12O6

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3 years ago
microwave ovens are in almost every home in America. Where would this sentence fit in the vent diagram?
kkurt [141]

Answer:

Option D

Explanation:

Discovering microwaves would be pure science. Using them in a constructive way would be applied science.

3 0
3 years ago
luminous objects such as flashlights emit light that we can see. how do we see an object that isnt luminous?
Pavel [41]
<span>In order for us to see an object that is non-luminous, it must reflect some of the light it receives from a luminous source, such as the Sun. Most of the objects we see, such as cars, clouds or even the Moon, are not luminous; it is just that they reflect sunlight</span>
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3 years ago
What does high enthalpies of fusion and vaporizing means​
Kryger [21]

Answer:

The heat of vaporization describes how much energy is needed to separate these bonds. Water has a high heat of vaporization because hydrogen bonds form readily between the oxygen of one molecule and the hydrogens of other molecules. These bonds hold the molecules together.

Explanation:

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