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natka813 [3]
3 years ago
15

Do anyone know the answer please

Chemistry
1 answer:
Nadya [2.5K]3 years ago
5 0
A) BaCl2
b)Li2S
hope this helps...
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In a process called photosynthesis, plants use carbon dioxide and water, along with energy from sunlight, to produce sugar and o
Alex Ar [27]

24 molecules of H2O are needed by the plant to produce 4 molecules of sugar.

<h2>What is photosynthesis?</h2>

The process by which plants convert carbon dioxide, water, and sunlight into oxygen and sugar-based energy is known as photosynthesis.

<h3>The photosynthesis equation is as follows:</h3>

                   6CO2 + 6H2O + Sunlight → C6H12O6 + 6O2

The following three significant activities are involved in photosynthesis:

1. Chlorophyll absorbs light energy.

2. Water molecules are divided into hydrogen and oxygen and light energy is converted to chemical energy.

3. Carbon dioxide is converted to sugars.

         

Therefore, a plant needs four molecules of H2O and four molecules of CO2 to make one molecule of glucose or sugar, hence a plant needs 24 molecules of H2O and 24 molecules of CO2 to make four molecules of sugar.

Learn more about photosynthesis here:

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4 0
1 year ago
I will give braniliest
kap26 [50]
B. Holocaust
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3 0
3 years ago
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What is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl?
Free_Kalibri [48]
Hope this helps you.

8 0
3 years ago
Fill in the coefficients that will balance the following reaction:
Sedaia [141]

the equation balanced is

3 PbI4 + 4 CrCl3 → 3 PbCl4 + 4 CrI3

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3 years ago
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Identify the nuclide produced when thorium-234 decays by beta emission:234 90Th→ 0−1e + ?
aleksandrvk [35]
<h3>Answer: 234 90Th → 0 -1e + 234 91Pa  Explanation: Given that : Thorium 234 decays by beta emission  Beta emission = 0, - 1 e 234 90Th → 0 -1e + 234 91Pa  Hence, when Thorium 234 90 undergoes a beta Decay ; mass number remains the same at 234 while atomic number increases by 1, becoming (90 + 1) = 91 to form a protactinium nuclide. </h3>

7 0
3 years ago
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