Bellwork 2 6th Six Weeks 2017-2018

Which of the following word pairs correctly completes the sentence below?
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

• Acids; pH less than 7

• Acids; pH greater than 7

• Bases; pH greater than 7

• Bases; pH less than 7

Tags

NGSS.MS-PS1-1

Which is the stronger acid?

• pH 1

• pH 4

• pH 8

• pH 13

A solution with a pH of 7 is________

• acidic

• neutral

• basic

• apple juice

HNO₃

• Acid

• Base

• Salt

H₂CO₃

• Acid

• Base

• Salt

Al(OH)₃

• Acid

• Base

• Salt

The pOH of sea water is 5.9.  What is its pH?

• 0.0000000083

• 0.0000013

• 5.9

• 8.1

What is the [H+] if the pH is 4.0?

• 1.0 x 10-10  M

• 1.0 x 10-4  M

• 1.0 x 10-14  M

• 1.0 x 10-7  M

Which of the following represents the ion for an acid?

• hydronium

• hydroxide

• oxygen

• carbon

In a neutralization reaction, what are the products of a reaction between an acid and a base?

• Another acid and base

• Carbon dioxide and a salt

• Water and a salt

• Either two acids or two bases