Chemistry, 13.11.2020 01:00 GodlyGamer8239
During a family car trip, a family travels for 1 hour at 70 miles per hour. Then the family travels for 2 more hours at 55miles per hour. What is the family’s average speed during the trip?
Answers: 3
Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
Answers: 3
Chemistry, 22.06.2019 22:00
Does the number of ions in solution increase, decrease, or remain constant? it continuously decreases. it continuously increases. it decreases at first, then increases. it increases at first, then decreases.
Answers: 3
Chemistry, 22.06.2019 22:40
Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent
Answers: 1
Chemistry, 23.06.2019 00:30
Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms
Answers: 1
During a family car trip, a family travels for 1 hour at 70 miles per hour. Then the family travels...
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