Answers: 2
Chemistry, 23.06.2019 11:00
Find the enthalpy of neutralization of hcl and naoh. 87 cm3 of 1.6 mol dm-3 hydrochloric acid was neutralized by 87 cm3 of 1.6 mol dm-3 naoh. the temperature rose from 298 k to 317.4 k. the specific heat capacity is the same as water, 4.18 j/k g. a. -101.37 kj b. 7055 kj c. 10,1365 kj
Answers: 1
Chemistry, 23.06.2019 13:30
Where are electrons with the lowest energy found? in the nucleus farthest from the nucleus outside the atom closest to the nucleus
Answers: 1
Chemistry, 24.06.2019 03:20
Asubstance that will change shape to fit its container but has a definite volume is in phase of matter.
Answers: 1
Chemistry, 24.06.2019 03:30
A0.51 m aqueous solution of an unknown solute has a boiling point elevation of 0.62°c. the boiling point elevation of a 0.51 m solution of a nonionizing molecular solute in water is 0.26°c. how many moles of particles are formed per mole of solute when the unknown solute is dissolved in water?
Answers: 3
Tổng số hạt của một nguyên tử là 58. Số hạt mang điện nhiều hơn số hạt không mang điện là 18
hạt....
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