how to calculate molarity from 0.2 % w/v
how to calculate molarity from 0.2 % w/v
If .240 g of an unknown triprotic acid (H3X) requires 18.00 mL of a .500 M NaOH solution for neutralization, what is the molecular weight of the acid? If it is a common phosphorous containing oxy-acid,...
I have been able to find the reasoning behind their similarities, but not their differences
traveled on foot. If the density of water is 0.990g/mL at 45 Celcius how many kilograms of water are required for a person to walk 30.0 kilometers in death valley?
100kJ of energy is used to heat 1L of water (ch20=4.184J/gCelcius)
The 2010 Deepwater Horizon oil leak released enormous amounts of oil into the gulf of Mexico. At one time it was reported that more 35,000 barrels of crude oil were released per day. What is this...
um3 is um to the power of 3
m3 is m to the power of 3
Bromine trifluoride forms according to the following balanced chemical equation: BrF(g)+F2(g)→BrF3(g) Calculate the change in enthalpy for this reaction using the following known reaction...
I have this problem for my Chemistry 1111 lecture that I'm stuck on and I was wondering if someone could help me out, any sort of help would be appreciated, thanks.
Table 1 Arctic Sea Ice Loss During the 2014 Arctic Melt Season Date ...
In the reaction of colorless solutions of cobalt(III) chloride and ethylenediamine (C2H8N2) a dark orange solution is formed. The reaction proceeds: CoCl3 + 3NH2CH2CH2NH2 → 2HCl +...
You have been asked to prepare 500.0 mL of a solution of calcium nitrate with a molarity of 5.6 M. Describe how it's made, showing all calculations and units. Then, you have been asked to dilute it...
The following chemical reaction was carried out in a hood in a university laboratory. Calculate the theoretical yield of calcium carbonate, identify the limiting reactant, and given an actual yield...
How many atoms of S are in a 4 inch long curly follicle of human hair (which contains S-S disulfide bonds) if there are 5.6x10^3 disulfide bonds? What is the mass of sulfur in this follicle?
Calculate the mass of silicon, in grams, that make up a computer chip that has the following dimensions (assuming it is solely made of silicon) and a density of 2.33g/cm^3. Area: 4.2x10^2 mm^2; thickness:5...
Difference between li and cl of electronegativity is more than 1.8 so it should be ionic...is it ionic???
What is the mathematical relationship between atomic mass units (amu) and grams (g)? 1 gram = ? amu
I'm not exactly sure how I should approach this.
I got 32J is my final answer. Is this correct??