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A 19.0 mL sample of an unknown H3PO4 solution is titrated with a 0.110 M NaOH solution. The equivalence point is reached when 18.45 mL of NaOH solution is added.
Q) What is the concentration of the unknown H3PO4 solution? The neutralization reaction is as follows: H3PO4 +3NaOH-->3H2O +Na3PO4
water can react with an acid or a base to produce two different products. draw the structure of each and label products
A 0.0100 molal aqueous solution of a weak acid freezes at -0.0205 oC. Calculate the percent ionization of the weak acid, HA.
The filter cake consists of K2CrO4 crystals and a solution that contains 36.36wt% K2CrO4. The crystals formed account for 95% of the mass of the total filter cake. The solution that passes through the filter, also 36.36wt% K2CrO4, is the recycle s..
The decomposition of hydrogen peroxid is second order in H2O2. If 50 grams of 30% hydrogen peroxide is placed in a beaker within a sealed environment, what will be the concentration of hydrogen peroxide
Spilling some of the reaction mixture. b.Adding too much baking soda. c.Adding too much vinegar. d. Not allowing the reaction to go to completion.
When elemental carbon is burned in the open atmosphere, with plenty of oxygen gas present, the product is carbon dioxide.
Considering given equation as P4(s) + 5 O2(g) P4O10(s) where ΔH = -3013 kJ/mol you just need to compute the heat evolved when 436 grams of white Phosphorous (P4)burns in air according to the given equation as above.
The solubility of borax at roomp temperature is about 6.3 g/100 mL. Assuming the formula of borax to be Na2B4O5(OH)4 * 8H2O ( Molar mass = 381.37g/mol), What is the molar solubility of borax and what is the ksp of borax at room temperature
A compound is composed of only C and H. It contains 88.82% C by mass and has a molar mass of 54.09 g/mol. What is the correct molecular formula
Calculate the minimum amount of dichloromethnae required to extract 99% of the 60 mg of caffeine dissolved in 50mL of tea in one extraction.
This entire mixture is then diluted to 1 liter with water. What is the final concentration of phosphoric acid
0.30 g of hydrogen chloride (HCl) is dissolved in water to make 4.5 L of solution. What is the ph of the resulting hydrochloric acid solution
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