Chemistry, 18.12.2019 20:31 levicorey846
The elephant toothpaste demonstration was a great example of the use of potassium iodide as "catalyst". why did dr. hartings use potassium iodide in this demonstration?
to slow down the reaction
to speed up the reaction
to preserve the oxygen in the soap bubbles
to give color to the foam
ammonia is one of the most produced chemical compounds in the world today. which of the following is the main real-world use for ammonia? *
2 points
to maintain the level of of nitrogen in the air (78%)
to produce household cleaners
to produce nitric acid
to produce fertilizer for crops
Answers: 1
Chemistry, 22.06.2019 03:00, HHHHHHHHHMMMMMMMMM
About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
Answers: 1
Chemistry, 22.06.2019 04:40, deedee363
*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system
Answers: 3
Chemistry, 22.06.2019 10:00, shayneseaton
The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
Answers: 1
Chemistry, 22.06.2019 17:00, princessakosua2
The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.
Answers: 1
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