Select the correct answer from each drop-down menu.

A potassium ion can combine with several monatomic and polyatomic ions to form compounds.

An example of a potassium compound containing both ionic and covalent bonds is +, and an example containing only ionic bonds is .

Express the following number in scientific notation. 0.026890 =

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?