1.គណនាភាគរយរបស់Znក្នុងZnSO₄។

11-S1-2023

Quiz
•
Theara Thy
•
Chemistry
•
2nd Grade
•
4 plays
•
Medium
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
40.73%
40.37%
40.75%
40.25%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.គណនាម៉ាសZnដែលមានក្នុង20gនៃZnSO₄។
8.07%
8.70%
8.74%
7.80%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.គណនាម៉ាសCaក្នុង50gនៃCaCO₃។
10g
20g
25g
50g
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.គណនាភាគរយCaក្នុងCaCO₃។
30%
40%
20%
100%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.គេឱ្យស្ពាន់ធ័រ6gឆេះជាមួយអុកស៊ីសែន។គណនាម៉ាសស្ពាន់ធ័រឌីអុកស៊ីតទទួលបាន។
6g
12g
13g
32g
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.នៅសីតុណ្ហភាពបន្ទប់ តើឧស្ម័នអុកស៊ីសែន0.3molត្រូវនឹងមាឌប៉ុន្មាន?
2.7L
7.2L
6.72L
7L
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8.តើអាស៊ីតស៊ុលផួរិច(H₂SO₄) ០.5mol មានម៉ាសប៉ុន្មាន?
49g
46g
48g
50g
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9.គេដុតCaCO₃ 50g តើគេទទួលបានកាបូនឌីអុកស៊ីតប៉ុន្មានលីត្រ នៅសីតុណ្ហភាពស្តង់ដា
11.44L
11.2L
12L
12.2L
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10.គណនាចំនួនម៉ូលរបស់កាបូនឌីអុកស៊ីត48Lនៅសីតុណ្ហភាពបន្ទប់?
2L
3L
4L
5L
10.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
11.គណនាកំហាប់របស់សូ.NaClដែលមានNaCl0.5mol រលាយក្នុងទឹក2L។
0.25M
0.52M
0.5M
1M
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