Part A Read each sentence. Write the letter of the correct answer on the line. 1. Which of the following would result in a chemical change?
A boiling water
C tearing paper
B burning wood
D melting wax

Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.

Identify a specific example for each type of technology

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.