Saturday
August 2, 2014

Posts by Merlina_Lyn


Total # Posts: 3

Chemistry
How to make 10% nitric acid? wouldnt it be 10 mL nitric acid + 100 mL of solvent, making it 10%? What molarity is used it to make 10% nitric acid?

Chemistry
30g of the palm shell were mixed with 15ml H3PO4 and 100ml of distilled water in a 250ml conical flask.The concentration of H3PO4 solution was 2.2M, from question,how to prepare those from ortho phosporic acid (98g/mol).Do help me, is it need to make a stock solution first and...

Chemistry
calculate the 0.4M molarity of ammonia From data given, how to prepare 200ml of 0.4M ammonia solution 25%. From previous study, i found that the calculation is M1V1=M2V2 From formula, Initial concentration (M1)is 910000mg/L, vOlume of beaker (V2)=200ml, but the required concen...

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