Find out the ratio of the mass, 1. For what fraction of annual CO 2 emissi...

1. For what fraction of annual CO 2 emissions from fossil fuel burning are automobiles responsible? 2. A 1000-kg car travels 1.6 × 10 4 km/yr. What is the ratio of the mass of

What is paired comparison test, Q. What is paired comparison test? In p...

Q. What is paired comparison test? In paired comparison test, the assessor is presented with two products and asked to indicate whether there is a preference between them.

Separation techniques, what organic compounds can be separated by simple di...

what organic compounds can be separated by simple distillation

Ionisation energy, does ionization energy ddepends on principal quantum n...

does ionization energy ddepends on principal quantum number

Origin and abundance of elements in the universe, how many elements are dis...

how many elements are discovered

Ionic bond,

Enzymatic action is highly specific, Why can it be said that the enzymatic ...

Why can it be said that the enzymatic action is highly specific? Ans) The enzymatic action is highly particular because only particular substrates of one enzyme bind to the acti

How many spyro molecules are there, How many spyro moleculesr are there ...

How many spyro moleculesr are there Ans) n numbers

Physical quantities, the simplest forms of physical quantities

the simplest forms of physical quantities

Calculate the number of photons per second, What is the percentage of light...

What is the percentage of light that is engaged by the sample after a path length of 1 µm? Calculate the number of photons per second absorbed by the sample.   T