As a star increases in brightness, which value becomes smaller? A. density B. magnitude C. temperature D. luminosity

If this cup of iced tea sits for a while on your kitchen table what will happen to its thermal energy

Which of these best describes the term phospholipid? a a polar lipid molecule that fully interacts with water. b a nonpolar lipid molecule that is made amphipathic by the addition of a phosphate.

Which of these are the correct base pairs of DNA? A. adenine and uracil B. cytosine and guanine C. cytosine adenine D. thymine and guanine

Mike is conducting an experiment inside an Erlenmeyer flask, and he has the top of the flask sealed with a balloon to capture any gaseous products that may be produced.

Each of three identical 15.0-L gas cylinders contains 7.50 mol of gas at 295 K. Cylinder A contains Ne, cylinder B contains NO2, and cylinder C contains Cl2.

Certain types of organisms such as fireflies and anglerfish can produce light through chemical reactions in a process called bioluminescence.

Water drops forming on the outside of a cold glass is an example of which phase change

A balloon containing 0.0400 mol of a gas with a volume of 500 mL was expanded to 1.00 L. Answer the questions and round answers to nearest hundredth place. Which equation should you use to find the amount of gas added?

Can quadrilateral RSTU be a parallelogram

Four moles of hydrogen chloride (HCl) gas react with one mole of oxygen (O2) gas to produce two moles of chlorine gas (Cl2) and two moles of water gas (H2O).