Chemistry, 06.11.2019 02:31 kimbely7704
The molar heat capacity of ethane is represented in the temperature range 298 k to 400 k by the empirical expression cp, m in j k1 mol 14.73 + (0.1272 t in k). the corresponding expressions for c(e) and h2(g) are given in the back of the atkins textbook. calculate the standard enthalpy of formation of ethane at 373 k from its value at 298 k, in kj mol
Answers: 2
Chemistry, 22.06.2019 00:30, shadekashakay
Asolution of sodium hydroxide was titrated against a solution of sulfuric acid. how many moles of sodium hydroxide would react with 1 mole of sulfuric acid?
Answers: 2
Chemistry, 22.06.2019 14:00, leahstubbs
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 18:50, cj31150631
Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.
Answers: 1
The molar heat capacity of ethane is represented in the temperature range 298 k to 400 k by the empi...
Chemistry, 22.11.2019 08:31
Physics, 22.11.2019 08:31