When the vapor pressure of a liquid equals the pressure on its surface the liquid will be

How many grams of potassium iodide will produce 500 grams of silver iodide, when there is an excess of silver nitrate? Why? A. 235 B. 707g C. 166g D. 301g

Describe the chemical reaction that generates heat in the human body

The chemical formula for hydrogen peroxide

Cartilage is not flexible. True False

Which process results in a chemical change? A) Tearing tin foil B) melting an iron bar C) crushing an aluminum can D) burning magnesium ribbon

Based on periodic trends of electronegativity, what statement regarding the halogens is MOST accurate? A) Flourine has the lowest electronegativity. Eliminate B) Iodine has the strongest tendency to attract electrons.

The masses of reactants is always greater than the masses of the products in a chemical reaction, because the products are combined together. TRUE FALSE

Which is a characteristic of a solution1. its particles scatter light2. ita particles are evenly distributed 3. its particles settle out 4. it has large suspended particles

Why might the increase of noise in natural areas be a problem, according to scientists studying wildlife? Support your answer with at least two details from the text.

What changes nitrogen gas in the air to nitrogen compounds that fall to the ground