calculate the percentages by mass

  1. calculate the percentages by mass of the component element in sodium trioxonitrate(v)
    1. answers icon 10 answers
    2. sam asked by sam
    3. views icon 4,611 views
  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
    3. views icon 988 views
  3. Naturally occurring copper is a mixture of two isotopes. One of these has 34 neutrons the other has 36. If the relative atomic
    1. answers icon 4 answers
    2. Rose asked by Rose
    3. views icon 848 views
  4. How do you feel about percentages, fractions, and decimals?(1 point) Responses I can explain how percentages, fractions, and
    1. answers icon 1 answer
    2. ... asked by ...
    3. views icon 185 views
  5. How do you calculate percentages?
    1. answers icon 1 answer
    2. views icon 68 views
  6. Calculate the percentages of C,H,and O in C24H44O22.
    1. answers icon 1 answer
    2. twynna asked by twynna
    3. views icon 442 views
  7. Calculate the percentages of C,H,and O in C22H44O22.
    1. answers icon 1 answer
    2. twynna asked by twynna
    3. views icon 445 views
  8. how do you calculate dna base pair percentages
    1. answers icon 1 answer
    2. Zoi asked by Zoi
    3. views icon 530 views
  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
    1. answers icon 1 answer
    2. views icon 39 views
  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
    1. answers icon 5 answers
    2. Robert asked by Robert
    3. views icon 4,064 views