Medical implants and high-quality jewelry items for body piercing are frequently known by a trade name, G23Ti, which means “surgical-grade” titanium. It is made up of 64.3% titanium, 24.19% aluminum and 11.42% vanadium.

What is the empirical formula that represents this material?

Iknow #2 is d. i just need to know why

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

The rules of engagement (roe) working group is often used to (select all that apply.)