If a hypothesis is tested repeatedly and is not proven false it may next become a -
a) law
b) rule
c) theory
d) higher

Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?

Stage in which a typical star has completely stopped fusion

If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?