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Presentation transcript:

$100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500

What is pH?

Potential of the hydrogen ion

What is meant by [H 3 O + ] ?

Hydronium Ion

A solution with a pH of 6.55 is considered a(n) -

Acid

Which of the following are found in pure water? Hydronium ions Hydroxide ions Water molecules Double the score if correct!

All of them!

What are the products in an acid base neutralization reaction?

A Salt plus Water ForExample: HCl + NaOH  NaCl + H 2 O

What is the name of a solution that can conduct electricity? Bonus! Free 50 Points

Electrolyte

What is the measure of much a solution resist flowing? Hint: Honey has a higher “this” than water.

Viscosity

Which choice has the most surface area? A B or

Choice B

What affect does heat energy have on the motion of particles?

Heat makes particles move faster and spread out.

What will happen when you put an ionic compound with a weak bond in water?

100% Dissociation

What is the hydroxide ion concentration of pure water? Bonus! Add 50 points

[OH - ] = Or [OH - ] = 1.0 x 10 -6

A sample of orange juice has a hydrogen ion concentration of 2.87 x What is the pH?

pH = 3.54

A sample of lemon juice has a pH of 2.3 What would be the hydrogen ion concentration?

[H + ] = 5.01 x M

What is the pOH of a solution containing [H + ]=1.0 x10 -9

pH = 9,but pOH = 5

A Ca(OH) 2 and water solution has a molarity of 0.25 M What is the pH?

pH = 13.7

Elements in the same group (column) have similar ____________.

Elements in the same group (column) have similar PROPERTIES.

How many protons does the element nitrogen (N) have in the nucleus?

Nitrogen has seven protons

What would Lithium be if it had 3 protons and 2 electrons?

An Ion

What would hydrogen with an atomic mass of 3 be called?

An Isotope Double the points earned!

What element is a metal found in group 1A and period 3?

Sodium (Na)

Name 3 things you can do to a solute to help it dissolve faster?

Heat Stir it Crush It Add More

What type of solutions are known to have a bitter taste?

Bases

Which are stronger acids or bases?

Depends on their concentration. Both can be very strong!

A solution with a pOH= 9 can be classified as ___________

BASE

Explain the process to make a supersaturated solution.

Why does adding salt to water allow it to conduct electricity?

Salts break down into ions in water

What is the most common oxidation number for combined nitrogen?

-3

What is the difference between a strong acid and a weak acid?

Degree of dissociation, Strength of bonds Strong acids have weak bonds. Weak acids have stronger bonds.

How do electrolytes help the human body?

Better electrical signals from brain to body systems

What are the parts of a solution?

Solute and Solvent

What is the most common element in the universe?

Hydrogen