Whan a purfume bottle is opened som liquid changes to gas and the fragrance spreads the room. which sentance explains this?

What is kinetic theory?

A bar of soap measures 8 cm by 5 cm by 2 cm. Its mass is 90g. Calculate its density and predict whether this soap will float.

Monosaccharides can undergo reactions to form other functional groups. Identify the monosaccharide derivative that fits each statement. One choice will be used more than once, and one choice will not be used at all.

are laundry detergent (contains blue & white crystals) solutions, suspension, or mechanical mixture?

Which naturally-occurring radioactive particles are negatively charged? 1. alpha particles 2. neutrons 3. gamma radiation 4. beta particles?

The four elements comprising over 90 of living matter are

Consider the gas-phase reaction, n2 (g) + 3 h2 (g) 2 nh3 (g), for which kp = 43 at 400 k. if the mixture is analyzed and found to contain 2.0 bar of n2, 2.0 bar of h2 and 27.0 bar of nh3, describe the situation:

How many moles of ions are in 285 ml of 0.0150 m mgcl2?

Given: logK=nE∘0.0592 What is the value K for this redox reaction? Zn2 + (aq) + 2 Cl - (aq) → Zn (s) + Cl2 ( g. Ecell = - 2.12 V

What is 350 kelvin on the Celsius scale of temperature?