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iris [78.8K]
3 years ago
12

.

Chemistry
2 answers:
Sloan [31]3 years ago
5 0

Answer:   developing a theory

Explanation:  Scientific method are the methods which help us to get acknowledged with the new facts and theories which have been tested by the scientists through rigorous experimentation.

So the first step of scientific method is proposing a theory in which the scientists propose their facts and views under the name of the theory.

After proposing the hypothesis, testing of the hypothesis will take place by conducting an experiment. After the experiment has been conducted then only they can develop a theory and this will be their final step.

Thus the last step will be the 'developing a theory' .

mestny [16]3 years ago
4 0
Well the first step would be proposing a hypothesis, then you would test the hypothesis by conducting an experiment. So that means that the last step would be to develop a theory. Hope this helps!
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If I am correct the answer would be iron and nickel.
4 0
3 years ago
PLEASE HELPP!
pantera1 [17]

Answer:

The arguments both for and against allowing genetically altered meats into the United States is explained below in details.

Explanation:

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8 0
3 years ago
Express the product of 9.0 x 10^-4m and 8.1 x 10^4m using the correct number of significant digits
Assoli18 [71]

Answer:

7.3 × 10¹ m²

Explanation:

The language "product" means that we must multiply the numbers given to get our answer.

9.0 × 10⁻⁴ m × 8.1 × 10⁴ m = 7.3 × 10¹ m²

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7 0
3 years ago
The pressure of nitrogen gas at 35°C is changed from 0.89 atm to 4.3 atm. What will be its final temperature in Kelvin?
Alja [10]

Answer: The final temperature in Kelvin is 1488

Explanation:

To calculate the final temperature of the system, we use the equation given by Gay-Lussac Law. This law states that pressure of the gas is directly proportional to the temperature of the gas at constant pressure.

Mathematically,

\frac{P_1}{T_1}=\frac{P_2}{T_2}

where,

P_1\text{ and }T_1 are the initial pressure and temperature of the gas.

P_2\text{ and }T_2 are the final pressure and temperature of the gas.

We are given:

P_1=0.89atm\\T_1=35^0C=(35+273)K=308K\\P_2=4.3atm\\T_2=?

Putting values in above equation, we get:

\frac{0.89}{308}=\frac{4.3}{T_2}\\\\T_2=1488K

Hence, the final temperature in Kelvin is 1488

8 0
3 years ago
Using at least two properties of ionic compounds, explain why cookware is not made from ionic compounds.
muminat

Answer:

They mostly dissolve in water, and they are poor conductors of heat.

7 0
3 years ago
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