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Dmitry [639]
3 years ago
10

What are unit conversions used for?

Chemistry
1 answer:
lbvjy [14]3 years ago
6 0

Answer:

B: Unit conversions express an amount in a different unit.

Explanation:

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If a substance changes from one phase to another, is it still same substance? why
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When you boil water, you aren't changing the elements. You're just making water vapor. However, when you burn paper, it becomes carbon (mostly). So physical changes will not change the substance, only chemical changes will.
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1. Why do scientists use a standard measurement system?
Margaret [11]

Answer:

Explanation:

1.Scientists use a shared system for reporting measurements called the International System of Units (SI). We use common measurement systems because science involves a lot of replication to confirm results. The most common system used in science is the metric system.

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Word Bank: automobiles, fossil fuels, plastic packaging, planes, trains _________________________ requires oil to create it.
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3 years ago
Iron is extracted from its ore (hematite) in the blast furnace. Which gas is produced as a waste product?
Diano4ka-milaya [45]

Answer:

CO2

Explanation:

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4 0
3 years ago
What is the molarity of a solution with 130g of CoCl2 in 1/2 liter? (can you show the steps please)
Elden [556K]

Answer:

2M

Explanation:

M=mol/L

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3. Substitute in molarity equation

M=(1.001/0.5)

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7 0
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