Periodic Table
What is the atomic weight of lithium to the nearest thousandths?
6.941
How do you find concentration?
Grams of solute divided by milileters of solvent
What is the chemical composition of titin?
C132983 H211861 N36149 O40883 S69
What is in an atom?
The nucleus, protons, neutrons, and electrons.
How can you make a mixture dissolve faster?
Mixing, heating, or crushing
Which Element is number 33 in the periodic table?
Arsenic
What is the concentration of a liquid with 55g and 500mL?
0.11
What is the compound of sugar?
C12H22 O11
What are the charges of a proton, electron, and neutron?
Positive, negative, and neutral
What are the methods to seperate a mixture?
Heat and electricity
What is the atomic weight of tungsten?
183.84
What is solubility?
The ability of one substance to dissolve in another at a given temperature and pressure.
What is a compound?
A pure substance composed of two or more elements that are chemically bonded.
What is the AMU of a Proton, Electron, and Neutron?
1,0,1
How many protons does an atom with the atomic number 49?
49
How many elements are there?
118
What is the difference of a solvent and solute.
Solvent is bigger and dissolves the solute and solute is smaller
How many known compounds are there?
273
What is a Valence Electron?
Electron on the outer shelf of an atom
What is a colloid?
A mixture consisting of tiny particles that are intermediate in size between those in solutions and those in suspensions and that are suspended in a liquid, solid, or gas.
What are the categories in the Periodic Table?
Metals, Non-metals, metalliods, noble gases, alkali metals, alkaline earth metals, transition metals, halogens, lanthanides, actinides, other metals.
What is the concentration of a liquid with 5.3287mL of solute and 18.8692mL of solvent to the nearest 12 decimal points?
0.282402009624.
What is the chemical formula for water?
H2O
How many electrons do each shelf hold?
2, 8, 18, 32
What is a suspenions and a solution?
A suspension is a mixture in where particles of a material are more or less evenly dispersed throughout the or gas. A solution is a homogeneous mixture throughout which two or more substances are uniformly dispersed.