What is the percent composition by mass of ammonium chloride in a saturated solution of ammonium chloride at 45°C

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Once similarity and one difference between a mixture of elements and a mixture of compounds

How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2