Chemistry, 27.06.2019 12:30 scholar345
Conditions for an experimental chemistry reaction require a temperature of 300 k. the temperature in the lab is 55°f. which of the following must you do to meet the requirements? (°f= 9/5 (k - 273) + 32a) decrease the room temp by 33 fb) increase the room temp by 26fc) increase the room temp by 18 kd) decrease the room temp by 12 c
Answers: 1
Chemistry, 21.06.2019 17:00
In the analysis of hair and fiber samples, which does a compound comparison microscope allow for that a conventional compound microscope does not? a. simultaneous observation b. polarization c. fluorescence d. higher magnification
Answers: 2
Chemistry, 22.06.2019 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
Answers: 3
Chemistry, 22.06.2019 15:30
The identities of substances are the same before and after which type of change
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Chemistry, 22.06.2019 19:30
How might this scientific phenomena be explained? a paper clip floats on water.
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Conditions for an experimental chemistry reaction require a temperature of 300 k. the temperature in...
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