Basic Vocab
What is chemistry?
What is kinetic and potential?
Carbon's atomic number?
What is 6?
____ bonds transfer electrons, _____ bonds share electrons
What is ionic; covalent?
Mercury density is 13.6 g/cm^3. Find mass in g of 95mL of mercury.
What is 1290 g?
The limit of chemical subdivisions (92)
What is an element?
What is 273?
What is Rutherford's Gold Foil experiment?
C6H12O6 is glucose's...
What is chemical formula?
How many grams are in 8 mol of O2?
What is 256g?
Match: 1- Fact, 2- Law, 3- Theory, 4- Hypothesis
a. General hypothesis about relationships tested that hasn't been contradicted
b. Data is used to support and is falsifiable
c. Phemenomon which can be agreed upon
d. unifying explanation of scientific phenomenon
What is 1-c, 2-a, 3-d, 4-b?
Add this: 12.5849mg + 2.4mg
What is 15.0mg?
How many neutrons are in my element with an atomic mass of 27 and 13 protons?
What is 14?
C2Cl6 empirical Formula
What is CCl3?
Find empirical formula:
15.8g C and 84.2g S
What is CS2?
State of matter defined by container with unrestricted movement
What is a gas?
If you were trying to get to nano what would you multiply by?
What is 10E-9?
The charge of boron from the periodic table?
What is +3?
Name: Mg3N2
What is magnesium nitride?
Mass percent of Cl in C2Cl4F2
What is 69%?
Phase changes, particle size, texture, color are all examples
What are physical changes?
What is 246m x 1.5m?
What is 370mm^2?
Match. A- metals, B- nonmetals, C- metalloids
1- properties vary greatly, semiconductors, solids
2- Solid @ room temp, shiny, conduct heat and electric current, malleable ductile, positive charge
3- all phases of matter, poor conductors for heat and electricity, brittle, gain electrons
What is A-2, B-3, C-1?
Name:
1) As2S3
2) NiCl2 . 1/2 H2O
What is diaresenic trisulfide; Nickel (II) chloride hemihydrate?
What is .4 kg of Mg in molecules?
What is 1.2 x 10^25?