I need help with this asap pls help if you can. pls, don't take the points if you don't know.
...
Answers: 2
Chemistry, 22.06.2019 06:00
There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit
Answers: 1
Chemistry, 22.06.2019 12:00
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, 22.06.2019 20:30
Which states of matter have particles that move independently of one another with very little attraction?
Answers: 1
Chemistry, 23.06.2019 00:00
Predict the relative bond lengths of the three carbon-oxygen bonds in the carbonate ion (co2−3). what would you expect the charge to be on each oxygen? match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.
Answers: 3
History, 26.10.2020 16:00
Mathematics, 26.10.2020 16:00
English, 26.10.2020 16:00
Chemistry, 26.10.2020 16:00
Computers and Technology, 26.10.2020 16:00
Mathematics, 26.10.2020 16:00
Mathematics, 26.10.2020 16:00
Chemistry, 26.10.2020 16:00
Mathematics, 26.10.2020 16:00
English, 26.10.2020 16:00