Silver is a white metal that is an excellent conductor of heat and electricity. the density of silver is 10.49 g/cm3. silver does not react with water but does react with nitric acid. silver tarnishes when exposed to air. a physical property of silver is silver reacts with nitric acid. a.silver reacts with nitric acidb. silver does not react with waterc. the density of silver is 10.49 g/cm3.d. silver tarnishes when exposed to air.

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.