If your studying cells and heredity you are most likely taking a chemistry class

Draw a diagram of water molecules, labeling the hydrogen bond and covalent bond

How can you tell which ionic compounds will react in an aqueous solution

Write the complete equation for the neutralization reactions that take place when the following water solutions are mixed. 1.) KOH (aq) + HF (aq) 2.) HCl (aq) + LiOH (aq) 3.) H2SO4 (aq) + NaOH (aq)

Name the salt [ni (h2o) 3 (co) ]so4. the oxidation number of nickel is + 2. enter the name.

Which is a disadvantage of captive breeding? A. rarely successful B. harmful to many animals C. usually results in overpopulation D. often expensive

23491pa undergoes beta decay. what is the mass number of the resulting element?

What is the Mass in grams of 3.1 mol of mercury

A helium balloon contains 0.48 g of helium. Given the molecular weight of helium is 4.0g/mol, how many moles of helium does it contain?

Three differences between a science and a pseudoscience

Why is it illegal to manufacture fireworks without a license