Explain how geckos climb glass.

Which of the following atoms has the largest atomic radius? Provide an explanation a Hydrogen b. Sodium C Lithium d Rubidium

A tire at 21ÁC has a pressure of 0.82 atm. Its temperature decreases to _3.5ÁC. If there is no volume change in the tire, what is the pressure after the temperature change?

Sugar is made up of clear, colorless crystals that dissolve easily in water, but the crystals and their solution do not conduct electricity. Which statement describes sugar? A.) It is made up of atoms that are held together by metallic bonds. B.

19. If a student was able to get 1.6 mols of LiCl from an experiment, how many grams did he get?

How does increasing the pressure affect the reaction rate

Two chemical reactions are shown: C + O2 → CO2 CO2 + H2O → H2CO3 Which statement is true? Both are synthesis reactions. Both are decomposition reactions. A is a synthesis reaction, and B is a decomposition reaction.

After an experiment is complete and has been published, what process makes sure the results are reliable? A. Falsifiability B. Peer review C. The conclusion D. Error Bars

Heat is released when H2 gas and O2 gas react to form H2O. Why? A. Breaking the H-H bond in H2 gas releases heat. B. Breaking the O-O bond in O2 gas releases heat. C. Forming the H-O bonds in H2O releases heat. D.

Which of the following shows a chemical reaction in which aluminum and hydrochloric acid are the reactants and aluminum chloride and hydrogen are the products? A. aluminum + aluminum chloride → hydrochloric acid + hydrogen B.

In which ways do humans affect the environments of animals?