Chemistry » Page 148

Chemistry

Jada Mcdowell

Which of the following is a n o n i n f e c t i o u s disease that affects the respiratory system a influenza b cold c asthma d parkinson's

Answer Answers (1)

Chemistry

Carolina Pham

Which is a family with nonmetals whose atoms gain or share one electron in chemical reactions

Answer Answers (1)

Chemistry

Kaydence Horton

Franklin was performing an experiment by combining hydrochloric acid and sodium hydroxide. He measured the mass of his reactant materials to be 35g. The reaction resulted in the production of salt and water. He reported that his products weighed 32g. Which best describes the results of Franklin's experiment? No error occurred, some of the products are always lost as heat. An error occurred, the mass of the reactants should equal the mass of the products. An error occurred, the products should weigh more than the reactants. No error occurred, water is not weighed when determining the weight of the products.

Answer Answers (1)

Chemistry

Brenda Ayers

Think about a wooden chair and a balloon. what do these two objects always have in common?

Answer Answers (1)

Chemistry

Madalyn Booth

What Causes Surface Tension?

Answer Answers (1)

Chemistry

Arnie

What scientist do that basis for their investigation

Answer Answers (1)

Chemistry

Brent Villegas

One flexible material you use everyday

Answer Answers (2)

Chemistry

Marcelo Wood

How have humans negatively impacted biodiversity?

Answer Answers (1)

Chemistry

Leonardo Cantrell

Michael mixes two chemicals together in a beaker. The chemicals change color, and the beaker heats up quickly. What kind of change most likely occurred?

A chemical change occurred.

Only a physical change occurred.

A mixture formed.

No change occurred.

Answer Answers (1)

Chemistry

Turner Sosa

What type of wave contains compression and rarefaction

Answer Answers (1)

Chemistry

Salvador Maxwell

What is the science of stratigraphy

Answer Answers (2)

Chemistry

Arabella

The deviation from ideal behavior of a gas is most evident at [x] and/or low temperature. The van der Waals equation corrects the ideal gas law for the finite volume and [y] of gas molecules.

True / False.

Answer Answers (1)

Chemistry

Erik Morgan

If I drink two 5 hour energy drinks. Will I have twice the amount of energy for 5 hours or 10 hours of energy?

Answer Answers (2)

Chemistry

Cecilia

A sample of calcium carbonate, caco3 (s) absorbs 45.5 j of heat, upon which the temperature of the sample increases from 21.1 °c to 28.5 °c. if the specific heat of calcium carbonate is 0.82 j/g·˚c, what is the mass (in grams) of the sample?

Answer Answers (1)

Chemistry

Makenzie Leon

Which compound has the smallest mass. H2O CO H2O2 CO2

Answer Answers (1)