How many moles of CO2 contain 2.39 ✕ 10^24 molecules?

When water dissolves salt, which process is not involved?

Dorji has a few bottles of soft drink in his restaurant. But unfortunately, these are not labeled. He has to serve the drinks on the demand of customers. One customer wants acidic drink, another wants basic and third one wants neutral drink.

What is a cause of human population decrease

Which of these is true about light? A Sound and light travel at the same speed. B Light rays can bend. C Dull surfaces reflect light better than shiny surfaces. D The sun's light doesn't affect Earth's temperature.

A pH of 15.0 a. is not possible. b. is a base. c. is an acid. d. is a neutral.

Formula for sulfur tetrafluoride

Geologists think that parts of the Appalachian Mountains formed originally from sediments accumulating in shallow swamps. The weight of the sediments caused the area beneath them to sink, allowing more sediments to accumulate.

What volume would 1.5 mol of nitrogen gas occupy at standard temperature and pressure?

State three reason why do you think air is a mixture and water a compound?

Defined the following convection