Write True/False against the following statements and also correct the false statement. Greater the calorific value better is the fuel.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa