A volume of 115 ml of h2o is initially at room temperature (22.00 ∘

c. a chilled steel rod at 2.00 ∘c is placed in the water. if the final temperature of the system is 21.40 ∘c, what is the mass of the steel bar?

If a piece of metal, such as calcium or magnesium, reacts with atmospheric oxygen, would you expect the product to have a greater or lesser mass than the reacting metal?

What must occur in order for a gas-discharge lamp to produce light?

Based on the equation, how many grams of Br2 are required to react completely with 29.2 grams of AlCl3?

Find an equation of a line through (-2,-3) with m=1/2

If milk was boiling on a gas stove and it boiled over, what color would you expect to see?

What is the definition of bond?

What was Ernest Rutherford's contribution to our understanding of atomic structure? A.) He discovered the existence of a center to the atom. B.) He discovered the mass of the electron. C.) He discovered the electron. D.) He discovered the neutron.

Calculate the mass in amu of 75 atoms of aluminum

What came first, the orange or the color orange?

What determines whether matter is a solid, liquid, or gas?