Author: Anonymous

Given the following information, complete the blanks in the table.   Z =  35 A =  ? Element Symbol ? Number of protons ? Number of neutrons ? Number of electrons ? _______ _______ _______ _______ _______

Naturally occurring boron consists of two stable isotopes:  10B with a mass of 10.0129 amu and 11B with a mass of 11.0093 amu.   Without doing calculations, you could conclude that the most abundant isotope is:

Given the following information, complete the blanks in the table.   Z =  ? A =  65 Element Symbol ? Number of protons ? Number of neutrons ? Number of electrons ? _______ _______ _______ _______ _______

Ions are atoms that have gained or lost electrons.

Identify two components of the biosphere in the image below and two components that WOULD NOT be part of the biosphere. You must state things that are in the image, you cannot speculate that there are other hidden things.

Which of the following represents a hydrolysis reaction

Label the following as either a theory or law. “Energy can neither be created nor destroyed – only converted from one form of energy to another.”

Where is energy stored in chemical compounds?

What pH is considered neutral?

An atom has 20 protons. What atom is being described?