Why isA dissolved oxygen meter important to monitoring the health of a local pond

Which element listed below would have chemical properties similar to fluorine?

Is a octopus a carnivore or a herbivore

Which of the following is a way that chemistry is part of everyday life? A. Using gasoline to power an automobile B. Cooking food C. Digesting food D. All of the above

Why is a solid recrystallized with the minimum of hot solvent?

Which group are most stars found in

The reaction CH3NC? CH3CN is called an isomerization reaction andinvolves the breaking of a C-N bond and subsequent formation of a C-C bond-the reactant andproduct have the same molecular formulas and so are isomers.

Following my previous question: How is it possible for one substance to act both polar and non-polar? How is the polar/non-polar nature of a substance useful?

How is petrol separated from the mixture of hydrocarbons in crude oil?

The following chemical reaction takes place in aqueous solution: MgBr2 (aq) + 2KOH (aq) →Mg (OH) 2 (s) + 2KBr (aq) Write the net ionic equation for this reaction.

How many molecules are in 1.2 moles of H20?