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C1: Quiz 3
C1: Quiz 3
1) What is an isotope?
2) The tiles for chlorine-35 and chlorine-37 are both shown below.
2) The tiles for chlorine-35 and chlorine-37 are both shown below.
a) Find the number of protons and neutrons for both chlorine-35 and chlorine-37.
b) What is a similarity between chlorine-35 and chlorine-37?
c) What is a difference between chlorine-35 and chlorine-37?
3) The tiles for neon-20 and neon-21 are both shown below.
b) What is a similarity between chlorine-35 and chlorine-37?
c) What is a difference between chlorine-35 and chlorine-37?
3) The tiles for neon-20 and neon-21 are both shown below.
What is the difference between the structure of neon-20 and the structure of neon-21?
4) Chlorine has two isotopes; chlorine-35 has an abundance of 75%, and chlorine-37 has an abundance of 25%. Calculate the relative atomic mass for chlorine. Give your answer to one decimal place.
5) A sample of boron contains two different boron isotopes. In this boron sample, boron-10 has an abundance of 20%, and boron-11 has an abundance of 80%. Calculate the relative atomic mass of boron for this sample.
6) A sample of magnesium contains three isotopes. The isotopes and abundances are shown in the table below.
4) Chlorine has two isotopes; chlorine-35 has an abundance of 75%, and chlorine-37 has an abundance of 25%. Calculate the relative atomic mass for chlorine. Give your answer to one decimal place.
5) A sample of boron contains two different boron isotopes. In this boron sample, boron-10 has an abundance of 20%, and boron-11 has an abundance of 80%. Calculate the relative atomic mass of boron for this sample.
6) A sample of magnesium contains three isotopes. The isotopes and abundances are shown in the table below.
Calculate the relative atomic mass of magnesium for this sample. Do not round your answer.
7) A sample of titanium contains five isotopes. The isotopes and abundances are shown in the table below.
7) A sample of titanium contains five isotopes. The isotopes and abundances are shown in the table below.
Calculate the relative atomic mass of titanium for this sample. Do not round your answer.
8) The table below shows some information about 6 different atoms.
8) The table below shows some information about 6 different atoms.
a) Find the missing values in the table.
b) Which two in the table are isotopes of each other?
b) Which two in the table are isotopes of each other?