Question
Which of the following has made the biggest impact on
the need for password management?Solution
The Web has encouraged the creation of sites that have their own separate user account systems. Trying to remember all those passwords can be challenging, especially for Web sites you don't access often. Password management software helps you save and retrieve all those passwords when you need them.
Which of the following pair of element – atomicity is correct?
I. Helium – monoatomic
II. Oxygen – triatomic
The ratio of the specific heats CP/ CV for a triatomic gas is approximately:
Which of the following organic compounds undergo nucleophilic substitution reaction most easily?
_____ is the movement of chemicals in the upper layers of soil into lower layers or into groundwater by being dissolved in water.
Activated charcoal is used to remove colouring matter from pure substances by which of the following process?
Newton's first law of motion gives the concept of –
The motion of an object under free fall is an example of which of the following?
Adding which substance gives a blue color to glass?
Air coolers are more suitable for –
Magnesium oxide (MgO) + Water (H2O) = ?
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