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Olin [163]
3 years ago
15

Please help with this practice.

Chemistry
1 answer:
zalisa [80]3 years ago
5 0
C. Bromine is reduced
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Mark all of the things that describe the Solar System.
Olin [163]

Answer:

A,B, and D

Explanation:

Took the test

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3 years ago
In a sample of 400 lithium atoms, it is found that 30 atoms are lithium-6 (6.015 amu) and
Diano4ka-milaya [45]

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667.3

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How many moles are in 8.25×10²⁵ molecules of water(H20)?​
enyata [817]

Answer:

82500000000000000000000000

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3 years ago
Challenge:<br>What cycle is represented in a food web?<br>Explain your thinking.​
natali 33 [55]

Food web shows the cycle of energy that is transferred from one organism to another in that web.

<u>Explanation:</u>

A food web (or nourishment cycle) is the natural interconnection of natural pecking orders and a graphical portrayal (generally a picture) of what-eats-what in an environmental network. Another name for nourishment web is customer asset framework.

Arrows on a food web, or food web, speak to the progression of vitality. The situation of the bolts in an evolved way of life or nourishment web is significant. The bolts consistently show the heading of the vitality as it is moved starting with one life form then onto the next. The progression of vitality can likewise be spoken to inside a vitality pyramid.

7 0
4 years ago
What is the volume of 1.50 lb (pounds) of mercury? The density of mercury is 13.546 g/mL. Use the conversion that 1 kg = 2.20 lb
Arada [10]

Answer:

50.3mL of mercury are in 1.50lb

Explanation:

Punds are an unit of mass. To convert mass to volume we must use density (13.546g/mL). Now, As you can see, density is in grams but the mass of mercury is in pounds. That means we need first, to convert pounds to grams to use density and obtain volume of mercury.

<em>Mass mercury in grams:</em>

1.50lb * (1kg / 2.20lb) = 0.682kg = 682g of mercury.

<em>Volume of mercury:</em>

682g Mercury * (1mL / 13.546g) =

<h3>50.3mL of mercury are in 1.50lb</h3>
7 0
4 years ago
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