Chemistry, 02.03.2020 21:46 alexjedington
Consider the reaction H2CO(g) + O2(g)CO2(g) + H2O(l) Using standard thermodynamic data at 298K, calculate the entropy change for the surroundings when 1.63 moles of H2CO(g) react at standard conditions. S°surroundings = J/K
Answers: 3
Chemistry, 22.06.2019 07:10
Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4
Answers: 3
Chemistry, 22.06.2019 17:40
Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.
Answers: 1
Chemistry, 22.06.2019 21:00
Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.
Answers: 1
Consider the reaction H2CO(g) + O2(g)CO2(g) + H2O(l) Using standard thermodynamic data at 298K, calc...
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