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yuradex [85]
3 years ago
9

Help me please if your good at science :)*me over here struggling about to cry*

Chemistry
2 answers:
Nitella [24]3 years ago
6 0

Answer:

c

Explanation:

a p e x!

Naddika [18.5K]3 years ago
5 0

Answer:

C. Between 0 and 1 seconds

Explanation:

Since 0 - 1 seconds the car accelerates to 20mph. The rest each second the car accelerates 5mph.

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What is an example of an initiation phase for an addition
iren [92.7K]

Answer:

H-O* + CH3-CH3 ----> H-O-CH2-CH2*

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You are the medical examiner at the scene of a murder at a restaurant. There is a
Hoochie [10]

The compound : C₄₀H₄₄N₄O

<h3>Further explanation</h3>

The empirical formula is the smallest comparison of atoms of compound =mole ratio of the components

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• Determine the mole ratio by dividing the percentage by the atomic mass

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\tt \dfrac{80.66}{12}\div \dfrac{7.39}{1}\div \dfrac{9.39}{14}\div \dfrac{2.68}{16}\\\\6.722\div 7.39\div 0.671\div 0.1675\rightarrow divide~by~smallest(0.1675)\\\\40\div 44\div 4\div 1

3 0
3 years ago
What happens as a result of the photoelectric effect? A.light is produced
Brrunno [24]

Answer:

photoelectric effect, phenomenon in which electrically charged particles are released from or within a material when it absorbs electromagnetic radiation. The effect is often defined as the ejection of electrons from a metal plate when light falls on it.

3 0
2 years ago
Compared to an atom of C-12, an atom of C-14 has
KonstantinChe [14]

Explanation:

Carbon-12 atoms have stable nuclei because of the 1:1 ratio of protons and neutrons.

Carbon-14 atoms have nuclei which are unstable. C-14 atoms will undergo alpha decay and produce atoms of N-14. Carbon-14 dating can be used to determine the age of artifacts which are not more than 50,000 years old.

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