bruceallday2323 bruceallday2323

06-09-2017
Chemistry

contestada

A gold colored ring has a mass of 18.9 grams and a volume of 1.12 mL. Is the ring pure gold? (The density of gold is 19.3 g/mL.)

Respuesta :

16-09-2017

Use the formula Density = mass / volume D= M/V M= 18.9 gm , V=1.12 mL, D= 1.12 gm/ mL But If we divide mass / voulme M / V = 18.9 / 1.12 = 16.875gm /mL So the ring is not made of pure gold as the density of gold is 19.3gm /mL

Answer Link

Otras preguntas

In humans, the allele for hemophilia, h, is recessive. Which phenotype is displayed in an individual with the genotype XHY

A sweater is on sale for 40% off the regular price. Ella save $20 by buying the sweater on sale. What is the normal price?

examine this illustration titled "the sky is now her limit". It was created in 1920, the year in which women in the United States achieved the right to vote.

Is 1.15 an irrational number

puritans came to the colonies looking for?

which is not part of an organisms environment

How I fell about my school

I NEED HELP ASAP!!!Which statement about the Pullman strike is true? The Pullman strike ended quickly because of negotiations by Eugene V. Debs and the American

How do factor -6m + 9

New York Times Co. v. Sullivan and Texas v. Johnson both involved restrictions on free speech based purely on?