In terms of particles, the major difference between a liquid and a gas is that the particles of a gas

A. Can move past one another

B. are far apart

C. are held close together by strong attractions.

D. have lost their elections

Which metal reacts quickest in this group (Li, Na, K, Rb and Cs) Why?

At 10⁻¹⁰ s during the evolution of the universe, formed, which are elementary particles that make up protons and neutrons?

Sandra heated a 12.3-g piece of iron to 100oC. She then placed the iron in a calorimeter with a heat capacity of 10.4 J/oC. The reading on the calorimeter temperature gauge rose from 25oC to 30oC. How much heat did the piece of iron lose? A: 2.

If 55.0 mL of ethanol (density = 0.789 g/mL) initially at 8.0 ∘C is mixed with 55.0 mL of water (density = 1.0 g/mL) initially at 28.4 ∘C in an insulated beaker, what is the final temperature of the mixture, assuming that no heat is lost? (CEtOH=2.

2. Graph the following information in a LINE graph. Label and number the x and y-axis approHDILI. # of Days # of Bacteria lasWN aj What is the independent variable? b) What is the dependent variable?

7) Sodium is much more apt to exist as a cation than chlorine because: a) chlorine is a gas and sodium is a solid b) chlorine has a greater electron affinity than sodium c) chlorine is bigger than sodium d) chlorine has a greater ionization energy

What's the oxidation number of cu (no3) 2

If a substance goes from the gas phase to the liquid phase, was it heated or cooled

What kind of movement is produced by each of the three types of seismic waves?

How many ions that have a + 1 charge will bond with an ion that has a - 2 charge?