Use the E0 values of the following elements: Zn, Cu, Pb, and Al. Which element is the most active reducing agent?

Nano3 dinitrogen oxide, also known as laughing gas, is a sweet-tasting gas used in dentistry. when solid ammonium nitrate is heated, the products are gaseous water and gaseous dinitrogen oxide. write the balanced chemical equation for the reaction.

In a five-fold serial dilution of a 20 ug/mL solution, all tube dilutions are 1/5. What is the substance concentration in the third tube of this series?

What is the correct formula name for calcium chloride? A. CaCl B. Ca2Cl C. CaCl2 D. ClCa2

What is the effect of decreasing the copper's mass?

Acetic acid is the active ingredient in vinegar. In a solution of acetic acid the following equilibrium is established. HC2H3O2 (aq) H + (aq) + C2H3O2 - (aq) The equilibrium constant for this reaction is 1.8 x 10-5.

Which term represents the sum of the atomic masses of the atom in a molecule?

How many hydrogen atoms are present in 0.70 moles of ptcl2 (nh3) 2?

What is the [H3O+] of a solution with a pH of 2.56? 2.56 M, 2.75 x 10-3 M, 363 M, or - 0.408 M

What is the law of conservation of energy? A) energy can only be destroyed B) energy will always be renewed. C) energy cannot be created of destroyed. D) energy can never change forms.

Most metals are solid at room temperature, malleable, ductile, good conductors of heat and electricity, and react in acids to produce hydrogen gas. which of the properties mentioned is a chemical property? a. are malleable b. reacts with acids c.