Scientific Notation
Convert 234,000,000,000 into scientific notation
What is 2.34 x 10^11
How many protons does Lead (Pb) have?
What is 82?
Carbon dioxide contains what type of bond?
Double covalent bond
Balance:
____N2 + ____H2 ---> ______ NH3
1, 3, 2
__1__N2 + _3_H2 ---> __2__ NH3
Which gas law uses:
P1V1 = P2V2
Convert 5.67 x 10^-5 into standard notation.
What is 0.0000567?
An aluminum ion has a +3 charge. How many electrons does Al^3+ have?
10 electrons
Atoms bonding with shared electrons are
What is the molar mass of NH3?
What is ~17g/mol?
Which gas law allows you to solve for moles?
What is the Ideal Gas Law?
Convert 3.45 mL into liters
What is 0.00345?
Electronegativity is an atoms ability to attract shared ___________ towards itself in a chemical bond.
What is electrons?
How many grams are in 2 moles of NH3?
What is ~34 grams?
If temperature decreases, particle motion
what is decreases?
How many grams are in 678 kg?
What is 678000 g?
Which element has the highest electronegativity:
Li
F
Rn
K
F
Florine
Draw a lewis structure for CO2
O=C=O
N2 + 3H2 ------> 2NH3
is what type of reaction?
What is synthesis?
This reaction releases heat energy. What type of reaction is it?
What is exothermic?
Convert 3.21 x 10^9 into standard form.
What is 3,210,000,000?
How many electron shells does He (Helium) have?
Why are metals good conductors?
They contain mobile electrons.
A substance that has a pH of 9 is a...
What is a base?
colder