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calculate the percentages by mass

  1. calculate the percentages by mass of the component element in sodium trioxonitrate(v)
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    2. sam asked by sam
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  2. The atomic mass of chlorine is listed as 35.454 amu on the periodic table. It has two naturally occurring isotopes, Cl-35 and
    1. answers icon 1 answer
    2. Anonymous asked by Anonymous
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  3. Naturally occurring copper is a mixture of two isotopes. One of these has 34 neutrons the other has 36. If the relative atomic
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    2. Rose asked by Rose
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  4. How do you feel about percentages, fractions, and decimals?(1 point) Responses I can explain how percentages, fractions, and
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    2. ... asked by ...
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  5. How do you calculate percentages?
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  6. Calculate the percentages of C,H,and O in C24H44O22.
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    2. twynna asked by twynna
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  7. Calculate the percentages of C,H,and O in C22H44O22.
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    2. twynna asked by twynna
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  8. how do you calculate dna base pair percentages
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    2. Zoi asked by Zoi
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  9. 1. 13 out of 202. 35 out of 70 3.14 our of 40 4. 28 out of 30 Calculate the following as percentages round 1 decimal place if
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  10. A conical pendulum is formed by attaching a 50 g mass to a 1.2m string. The mass swings around a circle of radius 25cm. A
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    2. Robert asked by Robert
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