Do you think that crocodiles share a common ancestor with birds, dolphins and dogs

7]how many milliliters of a 1.25 molar hydrochloric acid (hcl) solution would be needed to react completely with 60.0 grams of calcium metal? ca (s) + 2hcl (aq) yields cacl2 (aq) + h2 (g) 1200 ml 2400 ml 3750 ml 9600 ml

Which of the following is the best thermal conductor? A. Stone B. Air C. Water D. Metal

The net force acting on an object is 0 N. Which of the following best describes the motion of the object?

According to Bohr's model of the atom, in which orbitals do electrons have the least energy? innermost orbitals outermost orbitals middle orbitals I think the answer is innermost orbitals ... i may have just taken the test; )

In three different experiments, the following results were obtained for the reaction A - > products: [A]o = 1.00M, t1/2=50 min; [A]o = 2.00M, t1/2 = 25 min; [A]o = 0.50M, t1/2 = 100 min.

Where are the transition metals on the periodic table? A. In two rows, separated from the rest of the table B. In the second column C. In the first column D. In columns 3 - 12 in the center of the table

A spherical ball of lead has a diameter of 2.5 cm. What is the mass of the sphere if lead has a density of 11.34 g/cm3? (The volume of a sphere is (43) πr3 where r is the radius.)

If a clot were made up of a mass of proteins, what change in the proteins led to the formation of a clot?

How many types of eggs can mothers create

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?