The concentration of a solution can be expressed in (4) <span>moles per liter~</span>
Zinc because the only metals that would be able to reduce copper ions in solution would be hydrogen, lead, tin, nickel, iron, zinc, aluminum, Magnesium, sodium, calcium, potassium, and lithium. and according to your answer choices Zinc is the answer.
Answer:
Cell is defined as the smallest unit or basic unit of life.
Answer:
Nitrogen,
Explanation:
Hello,
This is a clear example of what the ideal gas equation is used for, thus, from its mathematical definition:
One can spell it out in terms of mass and molar mass:
Now, solving for the molecular mass, :
Now, by taking into account that the gas is diatomic, the matching gas turns out to be nitrogen.
Best regards.
I check all of them. most of them correct but one
in question 6, the answer is the third choice. remember to find the neutrons, you take the atomic mass minus the atomic number. 38 - 18= 20