PLEASE HELP!
The element (AI) is outlined in red on the periodic table.
Which period number i...
Chemistry, 03.06.2020 13:01, markkessler7149
PLEASE HELP!
The element (AI) is outlined in red on the periodic table.
Which period number is aluminum?
Which group number is aluminum in?
Answers: 3
Chemistry, 22.06.2019 12:00, sophiaa23
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
Chemistry, 23.06.2019 01:00, ZaNiyahlove4711
Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6
Answers: 1
Chemistry, 23.06.2019 10:30, krlx
When a chemist collects hydrogen gas over water, she ends up with a mixture of hydrogen and water vapor in her collecting bottle. if the pressure in the collecting bottle is 97.1 kilopascals and the vapor pressure of the water is 3.2 kilopascals, what is the partial pressure of the hydrogen?
Answers: 1
Social Studies, 04.03.2022 07:00
Health, 04.03.2022 07:00
History, 04.03.2022 07:00
English, 04.03.2022 07:00
Chemistry, 04.03.2022 07:10