About 6 × 109 g of gold is thought to be dissolved in the oceans of the world. if the total volume of the oceans is 1.5 × 1021 l, what is the average molar concentration of gold in seawater?

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

What is the common name for the compound shown here? enter the common name of the compound shown?