How many atoms of Ca are present in 80.156 grams of Ca? 1.2044 x 1024
2.4088 x 1024
4.8270 x 1025
1.9346 x 1027

When the earth was formed and cooled, why did nickel and iron end up in the center of the earth while basalt and granite ended up in the outer layers

What is the theoretical yield of carbon dioxide? a)0.993 gb)2.98 gc)3.65 gd)8.93 g

Which metal exist in liquid state and can be cut with knife ?