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Chemistry, 21.06.2019 20:30
This chart represents the melting point of several substance. what besy explains the high melting point of the salt?
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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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When a device is used in a circuit in which the voltage is 81 v the current flowing through the device is 3 a what is the resistance of the device
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At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
Is boron reactive, why or why not?...
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