What is the formula of peroxide?

a. SO3 (2-)

b. SO4 (2-)

c. O2 (2-)

d. OH (-)

A metal cylinder has a mass of 128g. When the cylinder is submerged into water, it displaces 424ml of water. Calculate the specific gravity

What are the products of the alpha decay of Iodine-131?

Given: N2 + 3H2 → 2NH3 Bond Bond Energy (kJ/mol) N≡N 942 H-H 432 N-H 386 Use the bond energies to calculate the change in enthalpy for the reaction. The enthalpy change for the reaction is kilojoules.

What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 31 km/h and the coefficient of static friction between the tires and the road is 0.29?

Which is the formula mass of (nh4) 2so4? 96.07 amu 114.12 amu 116.17 amu 132.17 amu

If I use the dropped to add 10 mL of drink mix to 50 mL of water, what is the percent by volume of the drink mix in the solution?

Which elements properties form the basis for all life

A 2.0 L flexible container holds 5.0 moles of oxygen (O2) gas. An additional 15.0 moles of nitrogen gas (N2) is added to the container. What is the new volume of the container? a. 8.0 L b. 0.13 L c. 0.50 L d. 6.0L

How are complete ionic and net ionic equations written for chemical reactions in aqueous solutions

Only producers perform ... A) photosynthesis B) respiration C) both A & B D) neither A or B