how do you calculate the mass (in kilograms) of 4.87 x 10 ^25 atoms of Zn?

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Answered: What is the atomic mass of 97?

There is a stable isotope of molybdenum that has an atomic mass of 97, which is 42 protons and 55 neutrons.

Answered: What is the mass of 3.50 x 10^24 Ti atoms

The weight of 6.023*10^23 ( = Avogadro number) is 47.867 grams (the atomic weight of Ti). So: 3.50 x 10^24 * 47.867 / 6.023*10^23 is the weight you are looking....... Let's calculate it: 3.50 x 10^24 * 47.867 / 6.023*10^23 = 35 * 47.867 / 6.023 = 278.16 grams (rounded from 287.1579)

Answered: What is one half of 19.25 inches

Look at the question again OronD. 19.25 not 9.25


That's not much of a question, golfer

Answered: Why is plutonium's atomic symbol Pu?

Pl could be confused with platinum (Pt) or lead (Latin plumbum, Pb) or polonium (Po).

Answered: How do i calculate my bmi?

For calculation BMI you need to know two things-your weight and height. Once you are sure about your weight and height them visit any BMI calculation site, you can find such site by a simple google search with "BMI calculator". For more details about BMI calculation you can take a look at BMI ...
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