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qwelly [4]
3 years ago
8

HELP ASAP! ILL GIVE U BRAINIST ANSWER AND A TY! Need help.

Chemistry
1 answer:
Sedaia [141]3 years ago
7 0
I believe the answer is D. The movement is how an earthquake can start to form.
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An -ate or -ite at the end of a compound name usually indicates that the compound contains *
nikdorinn [45]

Explanation:

<h2>1.-Ate-contains 3 elements in which one is oxygen</h2><h2>2.-ite-contains 3 elements in which one is Oxygen but the oxygen is less than that of -Ate</h2><h2>3.-ide has 2 elements</h2>
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3 years ago
What are ionic compounds ​
musickatia [10]
Ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding
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3 years ago
The half-life of 42K is 12.4 hours. How much of a 750.0-gram sample is left after 62.0 hours?
Illusion [34]

Answer: 23 g

Explanation:

Amountafter = Amountbefore * (1/2)^(t/thalf)

Amountafter = (750 grams) * (1/2)^(62.0 hours/12.4 hours)

Amountafter = 23.4375 grams

750 has 2 significant digits

12.4 and 62.0 have 3 significant digits

So we take the lower of 2 significant digits:

23 grams

4 0
3 years ago
Instrument for measuring the basic units​
o-na [289]

Answer: A Ruler

Explanation:A Ruler is a common instrument used for measuring the length of small objects. It usually has four units of measurement to choose from: millimeter, centimeter, inch, and foot.

4 0
4 years ago
What is the charge for a nitrogen ion?<br><br> A) 3-<br><br> B) 1-<br><br> C) 2-<br><br> D) 2+
ioda
3- is the correct answer
6 0
3 years ago
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