A small 21 kilogram canoe is floating downriver at a speed of 2 m/s. What is the canoe's kinetic energy?

Which of the following statements about minerals is false? A Minerals have a crystalline structure. B Humans can create minerals to suit specific needs. C Minerals are inorganic materials. D Minerals cannot be liquids or gases.

Nitroglycerin, C3H5N3O9, is an unstable compound that decomposes rapidly upon ignition or impact. Below is the thermochemical equation for nitroglycerin: 4 3539 () → 12 2 () + 10 2 () + 6 2 () + 13 2 () ∆ =

What is the cause of the large amount of energy produced in a nuclear fission reaction?

A. calculate the mass percent of NaHCO3 based on the manufacturer's list of ingredients: 325mg aspirin, 1000 mg citric acid, 1916 mg NaHc03.

Which forces hold ionic solids together? A. Hydrogen bonds B. Ionic bonds C. Covalent bonds D. Metallic bonds

How do metallic bonds differ from covalent and ionic bonds

Will ag2so4 precipitate when 100 ml of 5.0*10-2 m agno3 is mixed with 10 ml of 5.0*10-2mna2so4 solution?

How many grams of H₂ are produced with the reaction of 36 grams of water? 2 Na + 2 H20 - > 2 NaOH + h2

Which statement is the best description of a chemical bond? A. A chemical bond connects 2 different molecules. B. A chemical bond holds atoms together. c. A chemical bond turns molecules into atoms. D. A chemical bond identifies atoms in a molecule.

The energy of an electron varies depending upon which energy level that electron occupies. True or False.