material - H 2 O, CH 4 , H 3 O + , PO 4 3-F) How many more...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Biology 100 Chemistry Practice Sheet A) What is the mass of each of the following atoms? 20 10 Ne, 39 19 K, 40 20 Ca, 14 7 N, 31 15 P, 16 8 O, 32 16 S B) How many electrons does each of the following atoms have? 20 10 Ne, 39 19 K, 40 20 Ca, 14 7 N, 31 15 P, 16 8 O, 32 16 S C) How many neutrons does each of the following atoms have? 14 7 N, 13 7 N, 15 7 N, 1 1 H, 2 1 H, 3 1 H, 16 8 O, 18 8 O, 15 8 O D) What is the mass of each of the following molecules? H 2 O, CO 2 , H 3 O + , PO 4 3- E) How many electrons do the following molecules have?
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: H 2 O, CH 4 , H 3 O + , PO 4 3-F) How many more electrons than protons do the following molecules have? H 2 O, CH 4 , H 3 O + , PO 4 3-G) How many covalent bonds do the following molecules have? H 2 O, CH 4 , H 3 O + H) How many hydrogen bonds (H-bonds) can three H 2 O molecules form (assume a linear arrangement of molecules with a single H-bond per molecule pair)?...
View Full Document

Ask a homework question - tutors are online