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CHEMISTRY

Questions (11)

H2SO4+NAOH=NA2SO4+H2O
1. 2 answers
2. 475 views
Heat of Combustion of paraffin waxInitial mass of candle 40.3g Mass of tin calorimeter 41.1g Mass of half-filled calorimeter
1. 0 answers
2. 665 views
At a particular temperature, K = 3.75 for the following reaction.SO2(g) + NO2(g) SO3(g) + NO(g) If all four gases had initial
1. 1 answer
2. 576 views
What is the number of "UNBOUND" electrons in H2O...its not 0 or 2....is it 1??
1. 1 answer
2. 865 views
How do you write a redox reaction in an acidic environment for this?Cu^+2 + I- => CuI + I2 I understand that you get these
1. 0 answers
2. 514 views
name the element wsith the atomic number z= 15 and the atomic mass number 31.How many electrons does the neutral of this lement
1. 1 answer
2. 735 views
Which one of the following statements is incorrect? Why?A. “Oxygen (O2) is a strong oxidant (oxidizing agent).” B. “Oxygen
1. 0 answers
2. 414 views
A solution of Na2CO3 is added dropwise to a solution that contains 1.34×10−2M Fe^2+ and 1.33×10−2M Cd^2+ . What CO3^2-
1. 1 answer
2. 1,773 views
The average human body contains 5.30L of blood with a Fe2+ concentration of 2.30×10−5M . If a person ingests 11.0mL of 15.0mM
1. 6 answers
2. 1,943 views
PartA:Ammonia,is a weak base with a Ka value of 1.8x10^-5 .What is the pH of a 0.22M ammonia solution? PartB: What is the
1. 2 answers
2. 858 views
A 2.10 mol sample of oxygen gas is confined to a 5.10 L vessel at a pressure of 7.99 atm. Find the average translational kinetic
1. 0 answers
2. 500 views