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Chemistry 2020 Review Game

Test Description: Distance learning game attempt

Instructions: Answer all questions to get your test result.

1) What is the difference between a strong acid and a weak acid?

AWeak acids do not dissociate BStrong acids dissociate completely CStrong acids do not dissociate DWeak acids dissociate completely

2) The pH of a 0.001M( 1x10-3) HCl solution is closest to

A10 B3 C13 D7

3) If the pH is 1 the hydrogen ion concentration in moles per liter (M) must be

A10 M B0.1 M C0.01 M D1 M

4) How do you recognize the formula for a base?

AIt starts with H (hydrogen) BIt ends with hydrogen (H) Cit starts with sodium (Na) DIt ends in hydroxide (OH)

5) Which substance is an acid?

AOH- concentration of 1 x 10-7 BH+ concentration of 1x 10-3 COH- concentration of 1 x 10-2 DH+ concentration of 1 x 10-14

6) Which of the following is a property of acids

Adissociates incompletely Bweak electrolyte Csoapy feel Dsour taste

7) The equivalence point in titration is

Athe point where H+ ion concentration = OH- ion concentration Bthe place where the pH is greatest Cthe place where ions are completely dissociated Dthe solution turns color

8) What is the molarity of a substance that has 3 moles in 2 liters?

A1.0 M B2.5 M C2 M D1.5 M

9) What is the molarity of a solution that had a starting concentration of 3M and 200 mL and was diluted with 500mL?

A1.1 M B1 M C1.3 M D1.2 M

10) The scale of pH is

Alog Blinear Cseries Dexponential

11) What is the molarity of a 44 g substance that has a molar mass of 88 g/mol and was placed in 0.25 Liters?

A2 M B3 M C4 M D1 M

12) Bases are used for what purpose?

Amaking wine Bchalk Csour dough bread Dcleaning materials

13) The ideal gas equation is

AP1/T1= P2/T2 BPV=nRT CPtotal = P1 + P2 + P3 .... DP1V1 =P2V2

14) The temperature when doing gas law problems must be reported in

Amonkeys Bcelcius CKelvin Dfahrenheit

15) What is the new temperature if a 10 L balloon at 300 K is reduced in volume to 5 L?

A1500 K B300 K C15 K D150 K

*select an answer for all questions

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