Which oh these is not true for random errors?

Write the overall equation for the reaction for lithium battery

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.