What was the initial temperature of a gas contained in a 2.0-L bottle at a pressure of 1.00 atm if it was placed under vacuum and its pressure was reduced to 0.82 at mat a temperature of 10.0º C? Assume pressure remains constant

A glass breaks is a physical or chemical change

What would most likely be the transmittance of a 0.70 M solution of solute A?

Which is true of a kilogram of feathers and a kilogram of bricks?

Four gases were combined in a gas cylinder with these partial pressures: 3.5 atm N2, 2.8 atm O2, 0.25 atm Ar, and 0.15 atm He. What is the total pressure inside the cylinder?

1 kilogram is the same as 1000 mg

Regalo puntos : v vengan a mi prros

Write a net ionic equation for the overall reaction that occurs when aqueous solutions of phosphoric acid (h3po4) and potassium hydroxide are combined. assume excess base. use the pull-down boxes to specify states such as (aq) or (s).

What are the coefficients that will balance the skeleton equation below? n + h ⟶ nh?

Restate Newtons first law in terms of acceleration

Why is burning is not a recommended method of disposing plastics