Choose the isotope that would be most stable.

carbon-14

barium-56

lead-82

radon-85

The reaction for the burning of one type of match tip is as follows: P4S3 (s) + 8 O2 (g) P4O10 (g) + 3 SO2 (g) What volume of SO2 at STP can be produced by burning 1.00 g P4S3 in excess O2?

What is the electron configuration for a neutral atom of fluorine.

Ice is less dense than water because of which type of bond? metallic nonpolar covalent ionic hydrogen

Which expression represents a reaction rate?

Does the density of an object depend on its size? Explain?.

What kind or plate tectonic boundary is the san anfreas fault?

What is it called when the state of matter that keeps its shape and volume when it's placed in a different container

A 0.1 m solution of which salt is the most basic? (a) nano3 (b) naclo4 (c) nahso4 (d) nahco

How to conduct electricity with light bulb and battery

A cup can hold 50 ml of water and has a mass of 25g. If each penny weighs 2g, how many pennies can it hold before it sinks in fresh water? Explain how you got your answer.