How many electrons are gained or lost in the following half-reaction? 2 Na ? ? 2 Na+
A. 2 electrons are lost
B. 1/2 electron is gained
C. 1/2 electron is lost
D. 2 electrons are gained
E. 4 electrons are gained
Answer: A
You might also like to view...
Greenwich Mean Time (GMT) is the time at
A) the International Date Line. B) the Prime Meridian. C) the meridian traveling through Washington DC. D) the meridian traveling through Paris, France.
Mafic magma is generated beneath spreading ridges, and intermediate or felsic magma forms where an oceanic plate is subducted beneath another plate. Therefore, we can conclude that most volcanism takes place at or near ____________________ and ____________________ plate boundaries
Fill in the blank(s) with correct word
What is a "qanat"?
A) an irrigation system, developed in Iran, that taps into groundwater through a series of gently sloping tunnels B) a type of subsistence agriculture practiced on oases C) a formal title given to the monarch (national leader, like a king or queen) in the country of Saudi Arabia D) the practice of seasonally moving livestock to cooler, greener, high country pastures in the summer, then returning them to valley and lowlands for fall and winter grazing E) water supplies stored underground during earlier and wetter climatic periods
____________________ are minute particles in the atmosphere that provide a surface upon which condensation can take place
Fill in the blank(s) with correct word