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ArbitrLikvidat [17]
3 years ago
7

How does crystals apply to a real world problem

Chemistry
1 answer:
svet-max [94.6K]3 years ago
6 0
When you are looking in a jewelry store and you want to know how many carrots are in the diamonds.
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9. Sodium reacts with water to produce sodium hydroxide and hydrogen gas, as shown below.
saveliy_v [14]

Answer:

B

Explanation:

2Na + 2H2O2==NaOh + H2

184/23=x/18

x=(184×18)/23

x=144g

4 0
3 years ago
Copper can be broken into simpler substances so what is it
allochka39001 [22]
Cooper cannot be broken down into a simpler substance since it is an element meaning it had its own atoms.
6 0
3 years ago
An obese man was discovered in his air-conditioned hotel room sitting in a chair in front of the television. The air conditioner
Leno4ka [110]

Answer:

It has been approximately 6 hours after death.

Explanation:

This is because between 2-6 hours after death, the body starts becoming stiff from top to bottom, then spreading to the limbs. Since there is only rigor in his upper body, that would mean that with normal temperature and body conditions, it would be 4 or 5 hours after death. But since he is obese and in cold temperature, there is slower progression of rigor, leading to the maximum time in the first rigor mortis phase, 6 hours.

8 0
3 years ago
You can decide if a paint booth filter is hazardous waste by answering which of the following questions:
BaLLatris [955]

Answer: (D) Are there solvents mixed in (or is it water based)?

3 0
3 years ago
Which of the following would indicate that a chemical change might be occurring
Murljashka [212]

Explanation:

During a chemical change, a new kind of matter is formed. Examples are combustion, rusting of iron, precipitation and souring of milk.

Here are some of the properties of chemical change:

  • They are not easily reversible
  • It leads to the production of new kinds of matter.
  • It involves change in mass.
  • It requires a considerable amount of energy.

Learn more:

Chemical change brainly.com/question/9388643

#learnwithBrainly

4 0
3 years ago
Read 2 more answers
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