Scientific Method
The guess you have for the result of an experiment
What is Hypothesis
Chemistry is fun!
What is a qualitative observation
How many protons does carbon have?
What is 6?
What is the correct formula for a compound formed from Li and F?
What is LiF?
The ratio of coefficients in a chemical equation.
What is the mole to mole ratio?
A scientist plants two rows of corn for experimentation. She wants to know how fertilizer effects the plants growth. She puts fertilizer on row 1 but does not put fertilizer on row 2. Both rows receive the same amount of sun and water. She checks the growth of the corn over the course of five months. What is acting as the control in this experiment?
The corn WITHOUT the fertilizer
How far can you drive on 6 gallons of gas if your car gets 21 miles per gallon?
126 miles
The subatomic particle NOT in the nucleus of an atom.
What is the electron?
How many Mg would need to pair up with N?
What is 3?
The reactant that is used up first in a chemical reaction.
What is the limiting reactant?
How many variables should you change in an experiment?
What is one
How many milileters (mL) are in 0.037 L?
What is 37?
How many neutrons does Co-59 have?
What is 32
How many total valence electrons are in PCl3?
What is 26?
The number of moles of B can you form if you start with 1.5 moles of A.
3A --> 4B
What is 2?
Graphing data is a good way to represent what aspect of the scientific method?
What are the results
How many cm are in 0.0002 Km?
What is 20?
Oxygen would have how many electrons as an ion?
What is 10?
What is the molecular shape of Arsenic Trichloride?
What is trigonal pyramidal?
The number of grams of Y you can form if you start with 22 g of X.
2 X --> 5 Y (MM X = 16; MM Y = 7)
What is 24 grams?
What is wrong with the following statement?
The residents of Sterling Utah should stop drinking well water immediately.
Not backed up with evidence
How close your measurements are together
What is precision?
The thing that is different with isotopes.
What is the number of neutrons?
Will Arsenic Trichlordie dissolve in water?
What is yes?
The percent yield if you produce 0.0230 grams of X when the theoretical yield 0.8102 grams.
What is 2.8%?