Q1: What is Economics? A1: Economics is about making choices in the presence of scarcity. Q2: What is scarcity? A2: scarcity can be defined as a situation when demand for something exceeds its supply. Reasons...
Expressing the concentration of a solution:- Before we start with the concentration, we should understand the calculation of moles. A number of moles =mass of solute /Molecular mass of the substance. Example:...
1. What are token? What are different types of tokens used in C++? Tokens are the basic building blocks of a C++ program. There are five types of tokens in C++. 1. Key words: Key words are tokens that...