how many neutrons are present in each of the tree elments you idenitifed in your chosen type steel? be sure to show calculations used arrive at answer

Which of the following characteristics is not a property of an acid? a. has a sour taste b. accepts an H + ion c. may cause damage to buildings, statues, and rivers d. increases the concentration of hydronium ions in an aqueous solution

Which gas relights a glowing splint? * C hydrogen A ammonia B carbon dioxide D oxygen

Consider the reaction of Al2O3 withH2SO4 to form Al2 (SO4) 3 and H2O. If 3.84 g AL2O3 is reacted with excess H2SO4 and 11.1 g of Al2 (SO4) 3 is ultimately isolated, what is the percent yield for the reaction

A 230 kg steel crate is being pushed along a cement floor. The force of friction is 480 N to the left and the applied force is 1860 N to the right. What is the normal force? A. 480 N down B. 480 N up C. 2300 N down D. 2300 N up

What does an arrow in a chemical equation show?

What is the Celsius equivalent of 212°f

Identify the characteristics of tornadoes and hurricanes

When magma intrudes parallel to another rock layer, the formation is called a (n) A. sill. B. dike. C. extrusion. D. unconformity.

What is the net amount of energy released when 1 mole of H2O is produced

Why is Sn (SO4) 2 named Tin (IV) Sulfate and not Tin (II) Sulfate?