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natka813 [3]
3 years ago
13

What is the formula mass of mgcl2

Chemistry
1 answer:
NeX [460]3 years ago
8 0

Answer:

The formula mass of MgCl2 is 95, 3 grams (the weight of 1 mol of compound)

Explanation:

We calculate the weight of 1 mol of MgCl2:

Weight of 1mol of MgCl2=atomic  weight Mg + (atomic weight Cl)x  2=

24, 3 grams + 2 x 35, 5 grams = 95, 3 grams/mol MgCl2

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Which of the following phrases best describes a synthesis reaction?
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Which property describes the way substances react with other substances to form new substances?
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Chemical Property describes the way substances react with other substances to form new substances.

Explanation:

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Cellular respiration release co2 and photosynthesis absorbs co2. these two reactions are part of which biogeochemical cycle?
Naddika [18.5K]

The metabolic process that takes place in an organism's cells is called cellular respiration. Both photosynthesis and cellular respiration contribute carbon dioxide to the biogeochemical cycle.

<u>What is biogeochemical cycle?</u>

The mechanism that distributes and circulates abiotic chemical elements among the various realms of the planet is known as the biogeochemical cycle. The carbon, water, nitrogen, phosphorus cycle, etc. are all included.

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4 0
1 year ago
Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid water and carbon dioxide gas fo
san4es73 [151]

Answer:

                    1.8 moles of O₂

Explanation:

                     The balance chemical equation for said double replacement (photosynthesis) reaction is as follow;

                           6 CO₂ + 6 H₂O → C₆H₁₂O₆ + 6 O₂

According to balance chemical equation,

                 6 moles of O₂ are produced by  =  6 moles of CO₂

So,

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Solving for X,

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                     X =  1.8 moles of O₂

Stoichiometric problems in which moles are given and moles or other reactant or product asked are the simplest problems. One should only write the balanced chemical equation and perform above method to find the required moles.

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3 years ago
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