Chemistry, 16.07.2019 18:30 alwaysneedhelp84
Which of the following statements is true for an exothermic reaction? the products have higher potential energy than the reactants, and the enthalpy change is negative. the products have higher potential energy than the reactants, and the enthalpy change is positive. the products have lower potential energy than the reactants, and the enthalpy change is negative. the products have lower potential energy than the reactants, and the enthalpy change is positive.
Answers: 1
Chemistry, 22.06.2019 13:30, princessroseee769
Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?
Answers: 1
Chemistry, 22.06.2019 15:00, kandi2565
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
Answers: 2
Chemistry, 22.06.2019 15:20, shanyeah
Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma
Answers: 1
Which of the following statements is true for an exothermic reaction? the products have higher pote...
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