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never [62]
3 years ago
10

.

Chemistry
2 answers:
miss Akunina [59]3 years ago
4 0

Answer: He was able to conclude that atoms have subparticles called electrons and they are negatively charge

Explanation:

RideAnS [48]3 years ago
3 0

Answer: Conclusion is that the cathode rays carries a negatively charged particle.

Explanation: The cathode ray tube experiment illustrates the discovery of electrons. This is due to the fact that beam of light bent towards the positively charged metal plate if put towards the glass tube. Since unlike particles attract it tells us that the beam carries a negative charge.

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Do compounds with different molecular formulas have different chemical properties
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Saying I have two different compounds with different molecular formula. One is compound NaCl, the other one is compound H2O. They will have different chemical properties such as their melting and boiling point. Therefore the answer is Yes.
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3 years ago
WILL RECIEVE MEDAL!If 1.2 kilograms of rust form on a bridge in five days, what should be the rate of reaction in grams per hour
serious [3.7K]
<span>Since the answer is in grams, kilograms must first be converted to grams. A kilogram is equivalent to 1000 grams. Therefore, multiply 1.2 kilograms by 1000 and you get 1,200 grams. Then, calculate the number of hours in 5 days. Each day is 24 hours and 24 hours multiplied by 5 days equals 120 hours. Lastly, since the answer is in grams per hour, divide 1,200 grams by 120 hours and the resultant rate of reaction is 10 g/hr.</span>
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solmaris [256]

Answer:

gamma rays > X-rays > ultraviolet radiation > visible light > infrared > radio waves.

Explanation:

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The order of decreasing energy of electromagnetic waves is;

gamma rays > X-rays > ultraviolet radiation > visible light > infrared > radio waves.

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3 years ago
Examine the reaction.
makkiz [27]
A

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233.856 , sorry if i’m wrong
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