What does the acid test tell you about a mineral? - Answers
2024年5月22日 · This test is known as the "acid test" and is commonly used in mineral identification. When calcite is scratched, fresh surfaces are exposed, allowing the acid to react with the mineral.
What color does gold turn when in contact with acid? - Answers
2025年1月8日 · The test acid in gold test kits is nitric acid diluted to various strengths for use on different karat gold varieties. Here are a few scenarios to answer your question.Let's say you have a 14K ...
What does the HCl acid do in the Benedict's Test for non
2024年6月9日 · The mucic acid test is a chemical test used to detect the presence of mucic acid in a substance. It involves the use of reagents that react with mucic acid to produce a characteristic color change.
Why is citric acid used in limit test for iron? - Answers
2024年5月26日 · One common chemical test for steel is the "iron spot test," which involves applying a drop of nitric acid to the suspected steel sample. If the sample contains iron, a brown spot will form.
What happens to an acid or a base in a water solutions?
2024年5月30日 · When solutions of an acid and a base are reacted the products are a A new acid and a new base b A salt and water c A metal oxide and water d A nonmetal oxide and water?
How do we prepare 6N HCL from concentrate HCL 37? - Answers
2024年5月21日 · To prepare 6N HCl from concentrated HCl (37%), you would need to dilute the concentrated HCl with water. The formula to calculate the volume of concentrated acid needed is: V1 * C1 = V2 * C2 ...
How prepare 0.02 M H2So4? - Answers
2024年5月31日 · 0.02M sulphuric acid= molar mass x M x 1 litre = 98.08 x 0.02 x 1 =1.9616ml/l. How will you make solution for ph4 of 0.005 normal h2so4? To prepare a 0.005 M solution of H2SO4 with pH 4, you can ...
How much does 0.13 teaspoon equal? - Answers
2024年10月8日 · How much is 1 gram of hyaluronic acid powder to a teaspoon? The density of hyaluronic acid powder can vary, but on average, 1 gram of hyaluronic acid powder is approximately equal to 0.35 teaspoons.
What dissolves granite? - Answers
2024年5月22日 · The "strength" of an acid can be measured commnly by pH. So an acid with a pH of 6 will take a long time to disolve the granite, whereas an acid with a pH of 1 will take a much shorter time.
What does the wide blue yonder mean? - Answers
2023年8月30日 · Yonder means over there. The Wide Blue usually refers to the sky. This phrase is a combination of two idioms and means roughly "the great beyond." It's a phrase for wanderers and people who just ...