Problem: On a mission to a newly discovered planet, an astronaut finds gallium abundances of 61.29 % for 69Ga and 39.71 % for 71Ga. What s the atomic mass of gallium for this location? The mass of 69Ga is 68.7200 amu. The mass of 71Ga is 70.9200 amu. Express your answer to two decimal places, and include the appropriate units. 

FREE Expert Solution
88% (271 ratings)
View Complete Written Solution
Problem Details

On a mission to a newly discovered planet, an astronaut finds gallium abundances of 61.29 % for 69Ga and 39.71 % for 71Ga. What s the atomic mass of gallium for this location? 

The mass of 69Ga is 68.7200 amu. The mass of 71Ga is 70.9200 amu. 

Express your answer to two decimal places, and include the appropriate units. 

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Atomic Mass concept. You can view video lessons to learn Atomic Mass. Or if you need more Atomic Mass practice, you can also practice Atomic Mass practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Morales' class at Hawaii Pacific University.