Which of the following shows a chemical reaction in which silicon tetrachloride and water are the reactants and silicon dioxide and hydrochloric acid are the products?

a. silicon dioxide + hydrochloric acid → silicon tetrachloride + water

b. silicon tetrachloride + water → silicon dioxide + hydrochloric acid

c. silicon tetrachloride + silicon dioxide → water + hydrochloric acid

Aregular polygon has angkes of size 150° each.how many side has the polygon

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.