Explain why it is important that there be no gaps around the edges of the filter paper

during a vacuum filtration.

Consider the hydrocarbon below. H H / / C===C / / H H What is the name of this hydrocarbon? propene pentene butene ethene

A pelican is born with a larger bill than other pelicans of the same species. When this pelican breeds, some of its offspring also have larger bills.

In order for a solute to dissolve in a solvent, what must be true?

How is the California quail adapted to live in the chaparral biome? a. tree-dwelling b. crepuscular activity c. nesting in trees d. moisture-rich diet

Which compound has the highest percent composition by mass of strontium? (1) SrC12 (2) SrI2 (3) SrO (4) SrS

Not related to any subject but how do you tell someone you like them?

An aspirin tablet contains 75.0 mg of aspirin, which has the molecular formula, c9h8o4.

What are elements in the same row or period called

1. Physical geography examines the culture, political systems, social systems, economic systems, and characteristics of various peoples-why they eat certain foods, practice a chosen religion, or why they select a particular mode of transportation. A.

A gas has a pressure of 2.0 atm. If the temperature decreases from 250K to 125K and the volume remains constant, what will be the resulting pressure?