Chemistry, 19.04.2021 21:00, emeraldchest99
The pot of water on the hot stove begins to boil rapidly. A glass lid is placed on the pot and water droplets begin forming on the inside of the lid. What best describes what happened? A. Steam cools and water molecules moved closer together. B. Water from outside leaked into the pot. C. Hydrogen and oxygen combined to form water. D. Steam combined with the air to wet the inside of the lid.
Answers: 1
Chemistry, 22.06.2019 08:30, microwave13016
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
Answers: 1
Chemistry, 22.06.2019 10:30, cheyennecarrillo14
If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5
Answers: 1
The pot of water on the hot stove begins to boil rapidly. A glass lid is placed on the pot and water...
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