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Bumek [7]
3 years ago
10

How do you know if a chemical reaction has occurred?

Chemistry
1 answer:
never [62]3 years ago
3 0
If one or more of the following occur: Gas formation, precipitate formation, color change, temperature change, or odor

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How much food is wasted in the United States
mylen [45]

Answer:

The United States is the global leader in food waste, with Americans discarding nearly 40 million tons of food every year. That's 80 billion pounds of food and equates to more than $161 billion², approximately 219 pounds³ of waste per person and 30-40 percent4 of the US food supply.

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During the rock cycle, rocks get broken apart by weathering, carried along by erosion, and eventually deposited in a body of wat
castortr0y [4]
Compaction and cementation into sedimentary rock<span>, then heat and pressure into metamorphic </span>rock<span>.

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</span>After many years of pressure and possibly heat it will be compressed back into a form of rock such as sediment.
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3 years ago
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What are the answer??
MrMuchimi

Answer:?

Explanation:None

4 0
3 years ago
Which of the following is NOT true of electronegativity?
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Whats the "following"?
8 0
3 years ago
An unknown substance is heated from 10 °C to 25 °C. The table below shows the state of the substance at different temperatures.
bezimeni [28]

Answer:

Its melting point is 17 °C.

Explanation:

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<em>So, the melting point is 17 °C.</em>

And this is shown in the figure attached.

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