description Does any element with Z <= 92mal the description ? If you checked yes, give the symbol of an element with z <= 92 that matches. An element in Period 2 and Group 4A. Yes A nonmetal in Group 7A. Yes An alkali metal with a lower atomic number than radon. Yes No A transition element in Period 4.Yes

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

Why is silver chloride is an ionic compound

What is the percentage composition of carbon in the compound ch4