How is it possible for a neutral molecule, such as water, to form an ion?
A) It can combine with a hydrogen ion to form a positively charged species.
B) It can combine with a chloride ion to form a negatively charged species.
C) It can fragment into protons and electrons.
D) It can absorb electrons and become negatively charged.
E) It can absorb electrons and become positively charged.
A
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You run a business selling bait to fisherman near the tip of a large sand spit. A sand and gravel company owns coastal property up the coast from you—the other direction from the tip of the spit
The sand and gravel company plans to dredge sand from the beach and mine the sand and gravel from a seacliff that is eroding in the coastal zone. What should be your opinion on this sand and gravel operation? A) There is no problem; the operator will increase sediment supply to the beach which will help your little sand spit. B) There is no problem; the longshore drift is away from you. It is people up the coast who should be concerned. C) You should look for a lawyer or a real estate agent because the sand and gravel operation will destroy your sand spit in time D) You should go into business with the sand and gravel operator and have them deliver sand to your beach to help tourism.
Map projections do not have to deal with nor consider scale
Indicate whether this statement is true or false.
Which of the following can be characterized as a strong acid?
A) 0.001 M HCl B) 3.0 M CH3COOH C) both a and b D) neither a nor b
The preferred name for HCO3- is hydrogen carbonate. What is the common name for this ion?
A) bicarbonate B) dicarbonate C) bicarbide D) dicarbide