22. Calculate the average deviation and the standard deviation from the following measurements: 4.012 g; 4.022 g; 4.019 g; 4.027 g; 4.018 g; 4.024g

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Complete each row of the table below by filling in the missing prefix or missing exponent.

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles