Chemistry, when a 0.800g sample of cacl2 is dissolved in 9.85g of water in ...

when a 0.800g sample of cacl2 is dissolved in 9.85g of water in a microscale calorimeter, the temperature of the solution rose from 23.4 to 35.8

Perfect gases - states of matter, A gas is a fluid. It has no resistance to...

A gas is a fluid. It has no resistance to change of shape and will expand indefinitely to fill any container in which is held. The molecules or atoms which make up a gas interact o

Supersaturated vapours, # what are supersaturated vapours

# what are supersaturated vapours

Internal conditioning methods of water,

Temperature independence paramagnetism, What do you understand by temperatu...

What do you understand by temperature independence paramagnetism? Ans) Compounds which are expected to be diamagnetic may exhibit this kind of weak paramagnetism. It arises from a

Water soluble vitamins permits water solubility, What property command to w...

What property command to water soluble vitamins permits water solubility Ans) Because of 1]OH bond between them 2] polar componets 3] Availibility of in nature

The effect of temperature on the enzyme betaglucosid, What is the rate of r...

What is the rate of reaction at the optimum temperature? (the starting concentration of the protein was 2 mg/ml, the Extinction coefficient (e) of the chromogenic product is A515 =

Atom, An element L has 9 protons and valency 1. Another element M has valen...

An element L has 9 protons and valency 1. Another element M has valency 3 and 5. What is the difference in the number of electrons in L and M ?

Expression of concentration of a solution, How much NaCl is needed to prepa...

How much NaCl is needed to prepare a 0.5 solution of 5 Ltires?

Spectroscopy, Spectroscopy: 1. Run IR spectra on both of your purified...

Spectroscopy: 1. Run IR spectra on both of your purified products and on pinacolone. Comment on any features of interest, including the C=O stretch frequencies. 2. Obtai