Chemistry, 12.08.2020 05:01 alexcontreras32
Se someten a combustion 0,452g de un compuesto de C, H y N de masa molecular 80. Al recoger el CO2 y el H2O producidas obtenemos 0,994 g y 0,203 respectivamente. Determine formula empirica y formula molecular
Answers: 3
Chemistry, 22.06.2019 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
Answers: 3
Chemistry, 22.06.2019 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 22.06.2019 05:30
What happens to the atomic radius when an elctron is lost
Answers: 1
Chemistry, 22.06.2019 06:30
The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what
Answers: 1
Se someten a combustion 0,452g de un compuesto de C, H y N de masa molecular 80. Al recoger el CO2 y...
Advanced Placement (AP), 16.01.2021 16:50
Law, 16.01.2021 16:50
Mathematics, 16.01.2021 16:50
Mathematics, 16.01.2021 16:50
Computers and Technology, 16.01.2021 16:50