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Jeny
Questions (4)
How do I prepare 5% HF solution from Ammonium Bifluoride and 40% nitric acid?
0 answers
277 views
A man saves one sixth of his salary every month. If he earn $9000, what fraction of his salary does he:
A) save? B) spend?
3 answers
1,482 views
What is the next number in the sequence 7, 16, 32, 57, ____?
1 answer
398 views
Rank the following transitions in order of low to high frequencies: 3-2; 4-3; 2-1; 5-4; 5-3; 3-1; 4-2.
5-3; 4-2; 3-1; 5-4; 4-3;
1 answer
377 views
