Which must we do when preparing a solution of specific molarity?
A) Carefully weigh the solute, carefully weigh the solvent.
B) Carefully weigh the solute, carefully measure the volume of solvent.
C) Carefully weigh the solute, fill the volumetric flask to the mark.
D) None of the above is the correct procedure.
C
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The principle of cross-cutting relationships and radioactive decay are both techniques used to
determine absolute ages of rock. Indicate whether the statement is true or false.
Bowen's reaction series explains the order of mineral formation with decreasing pressure
Indicate whether the statement is true or false
Which of the following gases will replace oxygen in the blood pigment hemoglobin and thereby reduce the transport of oxygen to the brain?
A. carbon dioxide B. carbon monoxide C. methane D. sulphur dioxide
How deep should a water well be drilled?
A. To the water table. B. Above the water table. C. Below the water table.