Spectroscopy homework
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Choose the right answer from following. Volume of water needed to mix with 10 ml 10N NHO_{3} to get 0.1 N HNO_{3}: (a) 1000 ml (b) 990 ml (c) 1010 ml (d) 10 ml
Superphosphate has the formula CaH4(PO4)2 H2O, what is the calculation to get the percentage of Phosphorus, I need to show the calculation. I know it is 30.9737622 u in weight and 2 atoms of the formula, but not sure how to work the calculation backwards.
Give me answer of this question. How many grams of CH_{3}OH should be added to water to prepare 150 solution of@M CH_{3} OH: (a) 9.6 (b) 2.4 (c) 9.6x 10^{3} (d) 2.4 x10^{3}
What is the normal amount of glucose in 100ml of blood (8–12 hrs after meal) is: (i) 8mg (ii) 80mg (iii) 200mg (iv) 800mg
Choose the right answer from above.
Can someone please help me in getting through this problem. How many grams of dibasic acid (having mol. wt. 200) must be present in 100ml of its aqueous solution to provide decinormal strength: (i) 1g (ii)2g (iii) 10g (iv) 20g<
show how a mathematical definition of entropy can be obtauined from a consideration of carnot cycle?
The boiling point of benzene is 353.23 K. If 1.80 gm of a non-volatile solute was dissolved in 90 gm of benzene, the boiling point is increased to 354.11 K. Then the molar mass of the solute is:
(a) 5.8g mol^{-1} (b)
The Debye Huckel theory shows how the potential energy of an ion in solution depends on the ionic strength of the solution.Except at infinite dilution, electrostatic interaction between ions alters the properties of the solution from those excepted from th
Write a short note on the formula of diesel, petrol and also CNG?
Choose the right answer from following. Colligative properties are used for the determination of: (a) Molar Mass (b) Equivalent weight (c) Arrangement of molecules (d) Melting point and boiling point (d) Both (a) and (b)
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