The relative atomic mass of aluminium is 27 and of oxygen is 16. The aluminium ore shown below contains 5. 4kg of aluminium and 4. 8kg of oxygen. What is the value of y?.

Students will know how much aid they will be getting once they receive an from the college

Which of the following must happen in order for productivity to increase? a. production levels remain unchanged while inputs increase. b. production levels rise while inputs decrease. c. production levels fall while inputs increase.

What are the three stages of volcanic activity? a. active, magma, lava c. extinct, eruption, explosive b. eruption, quiet, explosive d. active, dormant, extinct