Chemistry
Chemistry, 20.10.2020 05:01, mgendin

A cube of gold-colored metal with a volume of 64 cm has a mass of 980 g. The density of pure gold is 19.3 g/cm³. Is the metal pure gold?

answer
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 05:00, adelet
Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%
Answers: 1
image
Chemistry, 22.06.2019 14:00, JJlover1892
Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
Answers: 2
image
Chemistry, 22.06.2019 20:20, carcon2019
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
image
Chemistry, 22.06.2019 21:20, skyemichellec
40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume
Answers: 3
Do you know the correct answer?
A cube of gold-colored metal with a volume of 64 cm has a mass of 980 g. The density of pure gold is...

Questions in other subjects:

Konu
History, 06.04.2021 05:10