Answer:
It is pseudoscience because there are at least 118 known elements in nature.
Explanation:
Alchemy is an ancient branch of natural philosophy (not used much anymore).
I also just took the test and it's correct.
Answer: the pH is 11.78
Explanation:Please see attachment for explanation
I will have to say that this statement is true
Answer:

Explanation:
Hello!
In this case, considering the partial Dalton's law of partial pressures, we can notice that the total pressure equals the pressure of steam and the pressure of hydrogen, which can be determined as shown below:

Thus, by using the ideal gas law, we can compute the moles of hydrogen as shown below:

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Answer:3844 cm^2
Explanation:
62 squared since it is a square, and area is base times height