Chemistry, 06.05.2020 18:06 zakwolthuis
I NEED HELP WITH CHEMISTRY WILL GIVE 70 POINTS FOR THESE 10 QUESTIONS!! CORRECT ANSWERS ONLY MUST SHOW WORK
question number 10 is
10. How much pressure would 4.85 moles of the gas exert in a 450 L tank at 55° C?
Answers: 3
Chemistry, 22.06.2019 12:30
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Chemistry, 23.06.2019 04:00
Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese
Answers: 1
Chemistry, 23.06.2019 06:30
Acompound has the molecular formula c3h8. which class of organic compounds does it belong to?
Answers: 2
Chemistry, 23.06.2019 17:00
Using this reversible reaction, answer the questions below: n2o4 2no2 (colorless) (reddish-brown) -as the temperature increased, what happened to the n2o4 concentration? -was the formation of reactants or products favored by the addition of heat? -which reaction is exothermic? right to left or left to right? -if the change of enthalpy of this reaction when proceeding left to right is 14 kcal, which chemical equation is correct? n2o4 2no2 + 14 kcal n2o4 2no2, hr = +14 kcal n2o4 + 14 kcal 2no2 n2o4 2no2, hr = -14 kcal
Answers: 1
I NEED HELP WITH CHEMISTRY WILL GIVE 70 POINTS FOR THESE 10 QUESTIONS!! CORRECT ANSWERS ONLY MUST SH...
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