In the following reaction, which substance is the precipitate? (NH4) 2SO4 (aq) + Ba (NO3) 2 (aq) BaSO4 (s) + 2NH4NO3 (aq) (NH4) 2SO4 Ba (NO3) 2 BaSO4 NH4NO3

The strongest hurricane to hit the United States was a small storm. Why did it cause so much damage? A) It had strong winds and a massive storm surge. B) It had very high air pressure. C) It carried a large thunderstorm with hail to the area.

Which of the following describes the electron sharing between hydrogen and fluorine A. Hydrogen and fluorine share one electron with each other B. Hydrogen and fluorine share seven electrons with each other C.

What is noetic science?

A transmission diffraction grating with 420 lines/mm is used to study the light intensity of di event orders (n). A screen is located 2.8 m from the grating.

Describe how objects can become electrically charged

What happens to sound waves after they are received by our ears?

Which of the following chemical equations demonstrates that atoms are conserved during a chemical reaction?

How can an objects momentum be calculated

Give 10 examples of units you might use or see in any given day

What are three problems that can result from poor soil management? Erosion Nutrient depletion Development Desertification