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OLEGan [10]
3 years ago
7

Can somebody plz google these!!! it’s not very complicated, I just can’t find it.

Chemistry
1 answer:
almond37 [142]3 years ago
4 0

black peppered moths have higher survival rate

Explanation:

i believe black peppered moths would survive at a higer rate than white moths. black peppered moths could blend with the environment while white moths would stick out and make its self more vulnerable to predators.

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Chlorophyll a is one of the green pigments found in plants. Chlorophyll a has the molecular formula C55H72MgN4O5. How many atoms
algol13
The number of atoms in a molecule can be calculated by adding all of the number of elements from the chemical formula. For chlorophyll, the chemical formula would be <span>C55H72MgN4O5 adding all the elements we have 137 atoms. Hope this answers the question.</span>
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2 years ago
A local barista serves coffee at 85°C. You add ice to the coffee to cool it to 55°C. Assume that an ice cube is 24 g and -18.5°C
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B)4 ghhhhhhjjjyuuhhdddghhhjj’
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2 years ago
The number of atoms or molecules in a mole is known as the __________ constant.
AnnZ [28]

Answer: Avogrado's Constant

Explanation:

One mole of a substance is equal to 6.022 × 10²³ units of that substance (such as atoms, molecules, or ions). The number 6.022 × 10²³ is known as Avogadro's number or Avogadro's constant. The concept of the mole can be used to convert between mass and number of particles.

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2 years ago
Which statement describes the transfer of heat energy that occurs when an ice cube is added to an insulated container with 100 m
nadya68 [22]
Number 3 is the most likely answer
4 0
2 years ago
Dinitrogen tetraoxide and nitrogen dioxide are two gases that exist in equilibrium at a range of temperatures. NO2 is a reddish
Vilka [71]

Answer:

1-C

2-A

3-B

Explanation:

K=[N204]/[NO2]

In the first question the reaction is at equilibrium. When the temperature is decreased, more N2O4 if formed and K increases. When the temperature is increased, more NO2 is formed and K decreases.

6 0
3 years ago
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