Chemistry, 28.09.2019 06:50 miahbaby2003p2af1b
Which statement is correct? the enthalpy of the reaction is โ184.6 kj, and the reaction is exothermic. the enthalpy of the reaction is โ184.6 kj, and the reaction is endothermic. the enthalpy of the reaction is 184.6 kj, and the reaction is endothermic. the enthalpy of the reaction is 184.6 kj, and the reaction is exothermic.
Answers: 1
Chemistry, 21.06.2019 13:10
Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.
Answers: 1
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? (ฮดch< (c14h10,s)=โ7061 kj molโ1.)
Answers: 3
Chemistry, 22.06.2019 04:00
Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
Answers: 1
Which statement is correct? the enthalpy of the reaction is โ184.6 kj, and the reaction is exotherm...
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