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Naddika [18.5K]
3 years ago
12

8. Fill in the blanks underneath the wave spectrum to indicate the relative positions of each type of

Chemistry
1 answer:
anzhelika [568]3 years ago
7 0
Ultraviolet as ultraviolet light waves are around 420 nm like stated in the photo
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Answer:

Physical change: A,C ,D, F, H, I

Chemical Change: B, E, G, J, K

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Carbon 14 has a half-life of 5730 years. A geologist has dated a fossil sample, at roughly 28650 years. How much carbon 14 remai
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<h3>Answer </h3>

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A prion is an infectious self-reproducing protein structure. true or false
Alexandra [31]

Answer:

True is the correct answer.

Explanation:

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8 0
3 years ago
A certain gas is present in a 13.0 l cylinder at 4.0 atm pressure. if the pressure is increased to 8.0 atm , the volume of the g
ella [17]
<span>Boyle's Law is k = PV so Initial k = 13.0 L x 4.0 atm = 52 L atm Final kf = 6.5 L x 8 atm = 52 L atm The gas obeys Boyle's Law The answer with two significant figures separated by a comma is k = 52, kf = 52.</span>
5 0
3 years ago
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What type of reaction is  Zn + 2HCl &gt; ZnCl2 + H2
Dmitry [639]
 this is the answer is 


Zn<span> + </span>HCl<span> = </span>ZnCl2<span> + </span>H2 <span> </span>
3 0
3 years ago
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