Physics, 07.10.2019 01:00 hdhshshs741
A. an endothermic reaction i taking place in a test tube. what would you expect to feel when you touch the outside of the test tube?
b. identify each of the following changes as either exothermic or endothermic.
- burning a candle
- lighting a gas stove
- using an instant cold pack
- running a car's engine
c. on the potential energy diagram below, label the reactants and products. does the diagram shown an endothermic reaction or an exothermic reaction? write one or two sentences explaining your answer.
Answers: 3
Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomson’s work?
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Physics, 22.06.2019 11:00
I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.
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Physics, 22.06.2019 16:00
At what time will the interfering waves have an amplitudeof zero?
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A. an endothermic reaction i taking place in a test tube. what would you expect to feel when you tou...
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