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Measurements
Atomic Theory/Atoms
Properties of Matter
Gases
Acids
100
Write 0.00930 m in scientific notation.
What is 9.30 x 10^-3m
100
The periodic law allows some properties of an element to be predicted base on this.
What is its position on the periodic table?
100
Volume is this type of property of matter.
What is extensive?
100
This is standard pressure in atm.
What is 1 atm?
100
This is what Bases taste like.
What is bitter?
200
Write 10045 m in scientific notation.
What is 1.0045 x 10^4 m
200
This is the part of Dalton's atomic theory that no longer agrees with modern atomic theory.
What is all atoms of the same element have the same mass?
200
The particles of a liquid are less random compared to which other state?
What is gas?
200
Air slowly escaping from a pinhole in a tire is an example of this.
What is effusion?
200
This is a Bronsted-Lowry acid.
What is a proton donor?
300
You measured the mass of a product 3 times and got 8.83g; 8.84g; 8.82g respectively. If the actual mass of the product is 8.60 g what are these values?
What is precise but not accurate.
300
Neon-22 contains 12 neutrons. This is how many protons it contains.
What is 10?
300
The half-life of an isotope is the time required for half the nuclei in a sample to do this.
What is undergo radioactive decay?
300
This is produced by the constant bombardment of gas molecules against the inside walls of a container.
What is pressure?
300
An acid-base titration determines the volumes of two solutions that are this.
What is chemically equivalent?
400
How many minutes are in 1 week?
What is 10080 min.
400
According to the law of conservation of mass, the total mass of the reaction substances is:
What is always equal to the total mass of the products?
400
Carbon-14 contains 8 neutrons. This is how many protons it contains.
What is 6?
400
This is standard pressure in mm Hg.
What is 760 mm Hg?
400
This is the molarity of a solution that contains 0.202 mol KCl in 7.98 L solution.
What is 0.0253 M
500
How many centimeters are in 1 yard?
What is 91.4
500
Which of these statements does NOT describe a measurement standard? a. confusion is eliminated when the correct measurement is applied. b. measurement standards avoid ambiguity. c. a standard can be easily changed to suit the experiment. d. measurements standards must be unchanging.
What is c. a standard can be easily changed to suit the experiment?
500
In drawing a Lewis structure, each nonmetal atom except hydrogen should be surrounded by this many electrons.
What is 8?
500
If the temperature of a fixed quantity and volume of gas changes this also changes.
What is pressure?
500
This is the molarity of an HCl solution if 125mL is neutralized in a titration by 76.0mL of 1.22M KOH.
What is 0.742 M?