Kimia X Farmasi

Kimia X Farmasi

University

10 Qs

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Kimia X Farmasi

Kimia X Farmasi

Assessment

Quiz

Chemistry

University

Practice Problem

Hard

Created by

Endah Ayunda

Used 21+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di antara pernyataan berikut, yang kurang tepat tentang asam adalah ... .

mempunyai rasa asam

tergolong elektrolit kuat

korosif

dapat menetralkan basa

memounyai pH lebih kecil dari 7

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Konsentrasi ion hidrogen dalam larutan yang pH-nya = 3 – log 2 adalah …

2 × 10–2 M

3 × 10-3 M

2 × 10–3M

0.0001 M

0.0003M

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Besarnya pH larutan 0,74 gram Ca(OH)2 (Ar Ca = 40, O = 16, dan H = 1) dalam

500 mL larutan adalah … .

2-log4

12-log4

2+log4

11+log4

12+log4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Banyaknya atom yang terkandung dalam 9,2 gram natrium (Na = 23) adalah….

1,2 x 1023

2,2 x 1023

2,3 x 1023

2,4 x 1023

2,5 x 1023

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Berapa jumlah mol Fe2(SO4)3 yang memiliki massa 4 gram ….

0,25 mol

0,2 mol

0,1 mol

0,01 mol

0,001 mol

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jumlah mol dari 1,204 x 1023 molekul air adalah …

2 mol

1,6 mol

1 mol

0,5 mol

0,2 mol

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

diantara reaksi berikut yang sudah setara adalah ……

H2 + O2 → H2O

N2 + 3H2 → 2NH3

Mg + HCl → MgCl2 +H2

C + O2 → CO

SO2 + 3O2 → SO3

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