A pure substance made of one kind of atom

When one material disperses in another due to the random motion of particles, it is called

Which compound has the highest percent composition by mass of strontium? (1) SrC12 (2) SrI2 (3) SrO (4) SrS

Is aspirin acid strong or weak

What is the equation for pentane when it reacts with oxygen?

A banana rots if its out to long. What property is this

1. What is an isomer? How many possible isomers of hexane are there? What are the structural differences between these isomers?

An ion of oxygen contains eight protons and has a charge of 2-. What must occur for this ion to become a neutral oxygen atom? Group of answer choices It must lose two electrons. It must gain two protons. It must gain two electrons.

If 46.1 g of copper at 11.6 °C is placed in 85.0 g of water at 72.4 °C, what is the final temperature of the mixture? The specific heat capacities of copper and water are 0.385 J/g. K and 4.184 J/g. K, respectively, a. 71.2 °C b. 51.0 °C C 69.5 °C d.

how many grams of water are produced when 15 grams of magnesium hydroxide are reacted with sulfuric acid

Which would have the lowest input force? A short lever with a large fulcrum A long lever with the fulcrum as far as possible from the load A Short lever with the fulcrum as close as possible to the load A long lever with the fulcrum as close as