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guajiro [1.7K]
3 years ago
14

Predict the products of the following nuclear reactions...​

Chemistry
1 answer:
koban [17]3 years ago
6 0
1. According to Rutherford and soddy's law of Beta emission:

{K}^{42} \: ---> {Ca}^{40} + {2e}^{0}

3. According to Rutherford and soddy's law of Alpha emission:

{U}^{238} \: ---> {Th}^{234} + {He}^{4}

4. The process in which two or more light nuclei are combined to form a single nucleus with the release of tremendous amount of energy is called a nuclear fusion. The inner core of Sun is at very high temperature and is suitable for fusion. In fact the source of energy of Sun and other stars is nuclear fusion reactions.
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snow_tiger [21]
There are 1,000m is 1k. So just move the decimal one position right. 127.56m

There are 10,000cm in 1k. Move the decimal two positions right. 1275.6cm
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3 years ago
An object floats im sea water more readily because of sea water’s
Taya2010 [7]
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The volume of a diamond is found to be 2.8 ml. what is the mass of the diamond in carats?
Helen [10]

Answer:

49.14 carat.

Explanation:

From the question given above, we obtained the following data:

Volume of diamond = 2.8 mL

Mass of diamond (in carat) =.?

Next, we shall determine the mass of diamond in grams (g). This can be obtained as follow:

Volume of diamond = 2.8 mL

Density of diamond = 3.51 g/mL

Mass of diamond ( in grams) =?

Density = mass /volume

3.51 = mass /2.8

Cross multiply

Mass of diamond (in g) = 3.51 × 2.8

Mass of diamond (in g) = 9.828 g

Finally, we shall Convert 9.828 g to carat. This can be obtained as follow:

1 g = 5 carat

Therefore,

9.828 g = 9.828 g /1 g × 5 carat

9.828 g = 49.14 carat.

Therefore, the mass of the diamond in carat is 49.14 carat.

5 0
3 years ago
In your own words can yall give me a example of air pollution/
raketka [301]
Sulfur dioxide is an example of air pollution.
It is the main component of acid rain. It is released into the air as a result of the burning of fossil fuels.

3 0
2 years ago
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True or false: You must make observations and conduct research prior to creating a hypothesis.
bekas [8.4K]

Answer:

true

Explanation:

...................

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