Which set of atoms have 3 valence electrons? carbon, silicon, and germanium
O beryllium, magnesium, and calcium
O hydrogen, lithium, and sodium
O boron, aluminum, and gallium

1. baking powder is a 1: 1 molar mixture of cream of tartar (khc4h4o6) and baking soda (nahco3). a recipe calls for two teaspoons (a total of 8.0 grams) of cream of tartar. how much baking soda must be added for both materials to react completely?

In which reaction is precipitation occurring?

How does a large body of water, such as the ocean, influence climate?