Chemistry Answers

The stability of alkali salts depends on the ___________ of the salts

The sp³ hybrid orbitals has _______ shape?

Determine the number of moles of Pd in 4.80 x 10²¹ atoms of Pd.

nitric oxide?

What mass of CaH3N can be made when 21.6 g of CaH6 react with 21.6 g of

C5H12 (l) + 8O2 (g) → 5CO2 (g) + 6 H2O (g)

1. Given 4.3 x 1024 atoms of oxygen (O), how many moles of carbon dioxide (CO2) are present? Answer with 2 sig figs.

What is the pressure of 3.5 miles of gas at 1.1 kilo pascals and 420 Kel

If pressure is expressed in atmospheres and volume is expressed in liters, PΔV has units of L atm (liters × atmospheres). Remember that 1 atm = 101,325 Pa, and that 1 L = 1 dm³. Use this information to determine the number of joules corresponding to 2 L atm.

What is the solution of measuring 25ml of a0.2 hydrochloric acid into a conical flask and titrated with sodium hydroxide.It was found that 15ml of sodium hydroxide was needed to neutralize the acid.(a)Write a balanced chemical equation for the reaction.(b)calculate the concentration of the sodium hydroxide solution.(c).Calculate the ph of the acid is 1.4×10^-5M.

Calculate the rate at the instant when [A]=2×10-⁴, [B]= 3×10-⁴, and [C]=2×10-³

An isotope of element 102, with a mass number of 253 was produced by bombarding ²⁴⁰₉₆Cm with a projectile, which was absorbed by the target nucleus. This projectile should be ___.