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☆☆☆☆☆Cards in this guide (12)
What is PPM in full
PPM = Parts Per Million.
1 ppm = 0.0001%
What is molarity pure water
the molarity of water is 55.5.
What characterizes a homogeneous mixture
A homogenous mixture is characterized by identical composition.
What kind of crystalline solid is nickel
Nickel is a metallic solid in the group of transition metals.
How much mass does 1 mol of o2 gas have
15.99 x 2 g
How does temperature affect the spontaneity of a reaction
if H and S have the same sign the temperature will determine spontaneity
What does not describe the process the wright brothers used to create the first airplane
The wright brothers figured out how to outfit the plane with wings that flapped, similar to birds' wings. - Apex- Chemistry Semester 2.
What is the tendency of a solute to change the melting point of a solid called
The answer is "Freezing point depression" on Apex
What is the best summary of the kinetic theory
Atoms and molecules are always in motion
What is the molarity of a solution made by dissolving 2 moles of NaOH in 10 kg of water
The molarity is 0,2.
What is the technique used to separate a solvent from a solution.
distillation (simple distillation)
Which of the following is an electrolyte solution
The answer is "Ions in water" on Apex
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