Chemistry, 30.09.2019 10:50 dianathedad
The following chemical equation is not balanced: c3h8 + o2 co2 + h2o when this chemical equation is correctly balanced, what is the coefficient of the carbon dioxide molecule? a. 1 b. 2 c. 3 d. 4
Answers: 1
Chemistry, 21.06.2019 22:30
Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?
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Chemistry, 22.06.2019 08:30
Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
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Chemistry, 22.06.2019 09:20
Explain that newton first law,second law and third law of motion?
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Chemistry, 23.06.2019 00:00
In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
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The following chemical equation is not balanced: c3h8 + o2 co2 + h2o when this chemical equation is...
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