Chemistry, 24.09.2019 14:30 daniel8orange
What determines the order of placement of the elements on the modern periodic table?
1.atomic number
2.atomic mass
3.the number of neutrons, only
4.the number of neutrons and protons
Answers: 2
Chemistry, 22.06.2019 06:10
56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls
Answers: 1
Chemistry, 22.06.2019 13:00
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
Chemistry, 22.06.2019 19:10
Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
Answers: 2
What determines the order of placement of the elements on the modern periodic table?
1.atomic...
1.atomic...
Mathematics, 19.02.2020 05:09
Mathematics, 19.02.2020 05:09
Mathematics, 19.02.2020 05:10
Mathematics, 19.02.2020 05:10