'Na sodium' presentation slideshows

Mystery of the 13 Test Tubes

603 views • 34 slides

First, write the equation.

First, write the equation. Count the number of atoms on each side of the equation. 1+2=3. Na - _____ H - _____ O - _____. 1. Na - _____ H - _____ O - _____. 1. 2. 3. 1. 1. Count the number of atoms on each side of the equation. 2X2=4. 2X1=2. 2. Na - _____ H - _____ O - _____.

265 views • 19 slides

Week 8 Warm up 10/8/13 pg. 46-47

Week 8 Warm up 10/8/13 pg. 46-47. After a rainstorm there are puddles everywhere. Once the sun comes out the puddles start to disappear. Is this a physical or chemical change? Prove it. Describe what happens to the particles of a substance as it changes from a solid to liquid to gas.

101 views • 3 slides