What is the ph of a solution with [h3o+] = 1 * 10-9 m?

4. What formed as a result of a hot spot? a) The San Andreas fault b) Mount St. Helens c) The Mid Atlantic Ridge

Explain how electrically neutral objects can become electrically charged even though charge cannot be created or destroyed.

What makes up sediment 1 water and water fragments 2 seashells and oxygen 3 rock fragments and minerals 4 minerals and water

Which of the following actions is required of Boat A when approaching Boat B head-on in darkness or reduced visibility? A) Give-way to the port side B) Maintain course and speed C) Use a visual distress signal D) Give-way to the starboard side

How do plants and animals get the food they need

What diseases have increased public awareness of infection control over the past few years?

What type of reaction is sodium reacting with chlorine

1. If temperature is increased, the number of collisions per second

1. Tonic Bonds are a. Formed when a metal and nonmetal transfer electrons b. Formed when a nonmetal and nonmetal share electrons Formed when a metal forms || bonds with other like atoms d. Formed when noble gases lose electrons

Why does the sun appear to be the brightest star in the sky? A - Its apparent brightness is much greater than other stars. B - It burns more gas, making it brighter than any other star.