amari6042 amari6042

27-01-2018
Chemistry

contestada

How do you calculate the percent by mass of an element in a compound?

Respuesta :

budhathokiaayush budhathokiaayush

03-02-2018

to calculate % by mass divide mass of compound by 100 grams and multiply it by %

Answer Link

Otras preguntas

37.2 liters of a gas has a pressure of 362.43 kPa at 46.5 °C. If the pressure increases to 693.9 kPa and the temperature to 149.2 °C, what would be the new volu

This map shows the spread of Islam by 750 CE. Which list of present-day nations best represents the areas where Islam had spread by 750 CE?

Arnold, a single individual, has adjusted gross income of $65,000 in the current year. Arnold donates the following items to his favorite qualified charities:

William plans to write a paper about computers. He wants to compare desktop and laptop computers. He is trying to decide how to use cubing to refine his topic.

What was the purpose of the first earth day event on April 22, 1970

When is Mary's Medicare Supplement Open Enrollment period if she turns 65 on September 23, 2019, and her Medicare Part B effective date is September 1, 2019?

please help Find: ∠x ∠a ∠b

"Person complains of physical illnesses six months or longer, usually four systems affected: pain, gastrointestinal, sexual including erectile dysfunction or ir

For a hypothesis test of H0: p = 0.40 against the alternative Ha: p > 0.40, the z test statistic is found to be 2.25. What can be said about this finding? a

what are the indicator of social development