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?

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?