Chemistry, 25.07.2020 23:01 biancasamadp3usfw
Questions for Disturbing Equilibrium 1. What is the color of bromophenol blue in an acid? In a base? 2. How did you get the solution to change from blue to yellow? 3. Why did the solution change from blue to yellow (what chemical reaction happened)? 4. How did you get the solution to change from yellow to blue? 5. Why did the solution change from yellow to blue (what chemical reaction happened)? 6. After Procedure Step 3, the solution in Well A1 was in equilibrium. What happened to the solution in Well A1 during Procedure Step 5? Did the equilibrium shift? Explain this on the basis of the Le Chatelier Principle? 7. Why did the colors in the Wells A1 and A3 change a second time in Procedure Steps 7 and 8? Was this because of reversible reactions?
Answers: 1
Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 22.06.2019 10:30
When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.
Answers: 2
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 22:30
Which of the following molecules is polar? c3h7oh c2h5cooh
Answers: 1
Questions for Disturbing Equilibrium 1. What is the color of bromophenol blue in an acid? In a base?...
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