Will it dissolve?
Flash Calculations
Acids & Bases
Is it a buffer?
Chemical Reactions
100

The following salt, HgCl2, is __________.

What is insoluble?

100

Calculate the % by mass of a solution that contains 5.0 g of AgNO3 dissolved in 20.0 g of water.

What is 25%?

100

What kind of acid is acetic acid?

Weak

100

What kind of electrolyte is lithium hydroxide?

Strong electrolyte

100

Identify the following chemical reaction as combination, decomposition, single replace, or double replacement:

2 NaNO2 + O2 ---> 2 NaNO3

Combination

200

Contains all the solute that will go into solution at a given temperature.

What is a saturated solution?

200

How many mL of acetic acid would be required to make 50 mL of a 4.0% (v/v) acetic acid solution?

What is 2 mL?
200

Name one characteristic of a base.

taste bitter

pH > 7

feels slippery

turns red litmus paper blue

are caustic

reacts with acids

200

A solution that resists change in pH upon addition of strong acid or strong base. 

What is a buffer solution?

200

Identify the following chemical reaction as combination, decomposition, single replace, or double replacement:

2 H2O ---> 2 H2 + O2

Decomposition

300

Soluble or insoluble. AgNO3.

What is soluble?

300

What is the molar concentration of a solution which contains 15.0 g NaOH (molar mass = 40.0 g/mole) dissolved in enough water to make 200 mL of solution.

What is 1.88 M?

300

Name one strong acid.

HCl

HBr

HI

HNO3

H2SO4

HClO4

300

When [H+] = [OH-]. This is a ______ solution.

What is a neutral solution?

300

Identify the following chemical reaction as combination, decomposition, single replace, or double replacement:

2 Na + H2O ---> 2 NaOH + H2

Single replacement (displacement)

400

Affected by pressure. _____ are less soluble in hot than in cold solvents.

What are gases?

400

How many grams of sodium acetate (molar mass 82.0 g/mol) are required to prepare 8.0 L of a 0.250 M sodium acetate solution?

What is 164 g of NaC2H3O2?

400

The conjugate acid of H2O is H3O+

True

400

[H+] x [OH-] = ?

What is 10-14?

400

Identify the following chemical reaction as combination, decomposition, single replace, or double replacement:

2 HNO3 + K2CO3 ---> 2 KNO3 + H2CO3

Double replacement (ion exchange)

500

Soluble or insoluble. NH3OH. 

What is soluble?

500

A 0.360 M solution of KNO3 (formula mass = 101.11) which contains 125 grams of solute would have a volume of ________.


What is 3.43 L KNO3 solution?

500

The pH of a 0.00010 M HCl solution.

What is pH = 4?

500

In a solution you have H2SO3 and K2SO3. If I add NaOH, then OH- would react with _________. 

What is K+?

500

Does the following chemical reaction go the completion or is there no reaction:

Cd(NO3)2 + Sr(OH)2 ---> Cd(OH)2 + Sr(NO3)2

No reaction

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