To calculate the strength of ferrous ammonium sulphate with the help …
Jun 11, 2024 · To determine the strength (concentration) of ferrous ammonium sulfate (FAS) using potassium dichromate (K₂Cr₂O₇) with an external indicator, typically diphenylamine sulfonate or …
Shampoo (dilute solution) initial and final colour with China rose ...
Aug 24, 2024 · Answer: When using China Rose indicator, the color change of a shampoo (dilute solution) can be observed as follows: Initial color: Yellowish or colorless (depending on the …
During the lab, you will have access to a range of acids and ... - Brainly
Apr 9, 2021 · During the lab, you will have access to a range of acids and bases as well as universal pH indicator paper. Think about how you can use these tools to develop a color chart for the red …
what colour would hydrochloric acid (PH=1) turn universal indicator? a ...
Aug 19, 2018 · Hello! A Universal Indicator is a pH Indicator composed of a solution of several compounds that shows colour changes over a changing pH value. Following colours are obtained at …
Define liberty indicator. Give some examples of liberty indicators
Jan 12, 2018 · Answer: Liberty Indicator may be defined as the measure of the extent of demographic participation in the social and political decision making. In other words, it is an index used to measure …
30. The table below shows the colour of universal indicator ... - Brainly
Feb 29, 2024 · Explanation: (i) Since universal indicator paper turns purple in oven cleaner solution, we can infer that the pH of the oven cleaner solution is around 11-12, as indicated by the purple color on …
Assertion: Universal indicator gives green colour with ... - Brainly
Oct 16, 2020 · Universal indicator shows green colour with neutral solvents because they are neither acidic nor alkaline. So ,distilled water being a neutral solvent has a pH of 7 and gives green colour …
two solutions M and N give red and blue colour respectively with a ...
Jul 19, 2023 · Two solutions M and N give red and blue colour respectively with a universal indicator. i) in which solution the hydrogen ion concentration be more? justify your answer.
Three liquids, P, Q and R are added to a mixture of ... - Brainly
Nov 29, 2019 · P= strong alkali Q= strong acid R= weak alkali Explanation: Universal indicator is a solution that has a wide range of indication from strong acids to strong bases. When we have a …
Why is starch used as an indicator of photosynthesis?
Oct 30, 2024 · Therefore, the presence of starch in a leaf is a strong indicator that photosynthesis has occurred recently. By testing for starch, scientists can assess the rate and efficiency of …