Goonable chemistry

Ocean Acidification

100

What PH is neutral?

Seven

200

What was the original ocean PH level and what did it become?

Started 8.2 became 8.1

300

If 3H₂(g)+1N₂(g)<->2NH₃(g)then which direction does N₂ go for R and P?

R down P up

400

What is the equation for pressure if the chemical equation is N₂(g)3H₂(g)<->2NH₃(g)

PV=nRT

500

What does a base or acid have to react with to become neutralized?

salt and or water

Acids and Bases

100

Is 7 an acid or a base

neutral

200

Label the bases and acids

HF+H₂O-->H₃O+F

BLA, BLB, CA, CB

300

PH=-log[H₃O}

calculate the PH

1x10^-14

400

is viniger a acid or base

acid

500

is 8 an acid or a base

base

Stoichiometry

100

How many moles of CO₂ are in 69CO₂

69

200

Calculate Moles of O₂

4NH₃+3O₂-->2N₂+6H₂O

8.25mol O₂

300

Calculate Molarity of 60gNaOH x 1/0.25L

6M NaOH

400

4.53 g SO2 x 1mol SO2/64.06 g SO2 = ? moles

how many G?

Moles = 0.707 mol SO2

G= 45.30

500

calculate the limiting reactant for 4Re(s)+7O₂(g)-->2Re₂O₇ . 75.0 g of 4Re(s) . 20.0L 7O_{2 .}

Re= 0.40278 ml

O_{2= 20.0L/22.44 mol} 

Chemical Equations

100

Calculate Molar Mass for 6C+12H+6O

180.156 g/mol

200

What type of reaction is this A+B--> AB

Synthesis reaction 

300

Balance H₂+O₂-->H₂O

2H₂+O₂-->2H₂O

400

Single displacement product for Zn+HCl->H₂+ZnCl₂​​​​

Zn+2HCl->H₂+ZnCl₂​​​​

500

Products for double displacement reaction of Na₂S+HCl-->

NaCl+H₂S

Inter molecular forces

100

Whats the name of NH₃

Ammonia

200

Whats the chemical formula for Nitric Acid

HNO₃

300

Whats the name of Ca(OH)₂

calcium hydroxide

400

Whats the chemical formula for hydrobromic acid

HBr

500

Whats the chemical formula for Potassium Nitrate?

KNO₃