dhufjejwbahhxdh73727 dhufjejwbahhxdh73727

07-10-2022
Chemistry

Answered

A different mass of sodium hydroxide was used to make another 25.0 cm' solution.
35.0 cm' of 0.250 mol/dm' hydrochloric acid was required to neutralise this solution.
Calculate the mass of sodium hydroxide in the 25.0 cm' solution that was used in the titration.
Relative formula mass (M) of NaOH = 40
Mass=..
[4]

Answer :

Other Questions

The barium hydroxide solution is used to titrate a perchloric acid solution of unknown concentration. Write a balanced chemical equation to represent the reacti

a block of lead has dimensions of 4.50 cm by 5.20 cm by 6.00 cm

What is the mass of this element? * 15 30.974 P Phosphorus

hydrochloric acid, hcl, is frequently used for titrations, but making a precise molarity of hcl is very difficult. instead, an approximate solution of hcl is ma

A A buffer solution is prepared by adding NaH₂PO4 to a solution of H3PO4 (phosphoric acid). H3PO4 (aq) H+ (aq) + H₂PO4¯(aq) What happens if KOH is added? remain

calculate the concentrations of H2????????3, H????????3−, ????????32− ???????????? ????H− at equilibrium in a solution that was initially 0.10 m in ????????2???

A compound containing only c, h, and o, was extracted from the bark of the sassafras tree. the combustion of 72.3 mg produced 196 mg of co2 and 40.2 mg of h2

A compound of bromine and fluorine is used to make uf6, which is an important chemical in processing and reprocessing of nuclear fuel. The compound contains 58.

A compound of bromine and fluorine is used to make uf6, which is an important chemical in processing and reprocessing of nuclear fuel. The compound contains 58.

timate the enthalpy of vaporization of water at 100°c from its value at 25°c ( 44.01 kj mol−1 ) given the constant-pressure heat capacities of 75.29 j k−1 mol−1