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Brilliant_brown [7]
3 years ago
11

50. The Sun's energy and composition is provided by which of the following?

Chemistry
1 answer:
PIT_PIT [208]3 years ago
3 0

Answer:

A. the burning of fossil fuels within the Sun

Explanation:

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Answer:

A

Explanation:

Autotrophs utilize the energy from  sunlight to reduce carbon dioxide to carbohydrates (glucose). The energy from the sunlight is used to split water into H+ and O2- and the H+ used in the reduction process. The labeled carbon in the carbon dioxide will, therefore, be incorporated by the autotrophs in the carbohydrates made in photosynthesis.  

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3 years ago
What is the difference between an atom and an element? a An atom cannot be cut into smaller, but an element is a group of atoms
miss Akunina [59]

Answer:

c.

Explanation:

One of the main differences between an atom and an element is that an atom can be combined but an element cannot be combined. There are many combinations of atoms that make up different gases, liquids, and solids each with a unique makup. For example, water is made up of two hydrogen atoms and one oxygen atom (H20). Elements are made up of only the same type of atom. For example, the element Hydrogen can only contain hydrogen atoms, while the element Carbon can only contain carbon atoms.

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Which statement about the relationship between laws, hypotheses, and theories is true?
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<h2><em>if a hypothesis is not contradicted after a lot of testing it may be considered a law </em></h2><h2><em></em></h2>

<em />

4 0
3 years ago
Sodium hydrogen carbonate and citric acid<br><br> Word equation
timofeeve [1]

Answer:

the right answer is:

Explanation:

How to Balance: NaHCO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O|

5 0
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