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Ray Of Light [21]
4 years ago
12

Cloudy nights can be warmer than clear nights because clouds trap heat

Chemistry
2 answers:
tigry1 [53]4 years ago
4 0

Answer:

Cloudy nights can be warmer than clear nights because clouds trap heat absorbed by Earth during daylight hours.

prohojiy [21]4 years ago
4 0

Answer:

the greenhouse effect

Explanation:

the temprature depends on the amount of carbon dioxide trpped in the ozone layer.

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Consider the following reversible reaction.
Marina86 [1]

Answer:

B is the correct option

Explanation:

K= the ratio of product of concentration of products to the product of concentration of reactants raised to power equal to their cofficients.

7 0
3 years ago
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How do you count atoms in a chemical formula?
tigry1 [53]

Answer:

To find out the number of atoms: MULTIPLY all the SUBSCRIPTS in the molecule by the COEFFICIENT

Explanation:

3 0
3 years ago
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How can you tell which isotope is the most common?​
Leviafan [203]
To determine the most abundant isotopic form of an element, compare given isotopes to the weighted average on the periodic table.
6 0
4 years ago
fish give off the compound ammonia which has a pH above 7 to which class of compounds does ammonia belong
jasenka [17]
<span><u><em>Answer:</em></u>
The compound ammonia given by fish is alkaline

<u><em>Explanation:</em></u>
<u>We can classify elements/compounds based on their pH values into three types:</u>
<u>acids:</u> these are compounds having pH value lower than 7
<u>neutral:</u> these are compounds having pH value equal to 7
<u>alkalies:</u> these are compounds having pH values higher than 7

This is shown in the attached image

We are given that the pH of the compound ammonia generated by the fish is above 7.
According to the above explanation, compound ammonia would be an alkaline compound.

Hope this helps :)</span>

5 0
3 years ago
A block of wood has a volume of 60 cm^3 and a mass of 240 grams calculate its density.
AlekseyPX

Answer:

4 g/cm³

Explanation:

Volume(V) = 60 cm³

mass (m) = 240 gm

density (d) = ?

We know density is defined as mass per unit volume so

d = m / v

= 240 / 60

= 4 g/cm³

Hope it will help

3 0
3 years ago
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