subject
Chemistry, 19.07.2021 17:40 gatorlove00

(1) A certain quantity of sodium tetraborate was weighed accurately and placed in a 250 ml volumetric flask. (ii) 25 mL of this stock solution was then titrated with the hydrochloric acid using bromocresol green as an indicator. If the average titre value obtained for this titration was 10.5 mL and the concentration of hydrochloric acid was determined to be 0.4 M, calculate the initial mass of sodium tetraborate that was weighed out.​

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 23.06.2019 00:00
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
Answers: 2
question
Chemistry, 23.06.2019 02:30
Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
Answers: 1
question
Chemistry, 23.06.2019 03:30
Select the correct lewis structure for fluorine which is group 7a element?
Answers: 1
question
Chemistry, 23.06.2019 22:00
The density of concentrated ammonia, which is 28.0% w/w nh3, is 0.899 g/ml. what volume of this reagent should be diluted to 1.0 Ă— 103 ml to make a solution that is 0.036 m in nh3
Answers: 2
You know the right answer?
(1) A certain quantity of sodium tetraborate was weighed accurately and placed in a 250 ml volumetri...
Questions
question
Mathematics, 11.12.2020 04:00
question
Mathematics, 11.12.2020 04:00
Questions on the website: 13722360