A) Write the coefficients for the following equation (example, for the equation A + B ->C, you think it should be 5A + 7B -> 1 C, then write 5 ,7, 1) (1 A) ___ H2 + ___ O2 -> H2O
b) Explain in steps, how you got to your answer. (3 C)

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.