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 06:00
Ethanol (c2h5oh) is produced from the fermentation of sucrose in the presence of enzymes. c12h22o11(aq) + h2o(g) 4 c2h5oh(l) + 4 co2(g) determine the theoretical yield and the percent yields of ethanol if 680. g sucrose undergoes fermentation and 326.5 g ethanol is obtained. theoretical _ g _ percent %
Answers: 1
Chemistry, 22.06.2019 07:20
Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done
Answers: 1
Chemistry, 22.06.2019 09:10
How have the greenhouse gasses increased from the year 2000 to 2018
Answers: 2
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
The elephant toothpaste demonstration was a great example of the use of potassium iodide as "catalys...
Mathematics, 12.07.2021 21:50
English, 12.07.2021 21:50
Mathematics, 12.07.2021 21:50
Biology, 12.07.2021 21:50
Mathematics, 12.07.2021 21:50
Mathematics, 12.07.2021 21:50
Mathematics, 12.07.2021 21:50
Physics, 12.07.2021 21:50
Mathematics, 12.07.2021 21:50