miawainwright07 miawainwright07

03-05-2022
Chemistry

contestada

You are given a pure sample of a colourless gas in a test tube. It is
either oxygen, nitrogen or hydrogen. Explain how you would
identify the gas.

Respuesta :

Аноним Аноним

03-05-2022

Answer:

Explanation:

If the gas pops when the top of the test tube is placed close to a flame it is hydrogen,

If it re-ignites a glowing splint it's oxygen.

Otherwise the gas is nitrogen.

Answer Link

Otras preguntas

which of the following statements is TRUE about the benefits of aerobic exercise and type 2 diabetes?A. Aerobic exercises can cure type 2 diabetes.B. Aerobic ex

Simplify please help me

What has been the most lasting effect of the Watergate scandal?

Calvin Coolidge’s economic policies during the early 1930s helped people forget about the

Acidosis and alkalosis can occur when the excretory system fails to keep a functional:

11. What is a group of words that begins with a preposition and ends with an object? A. Adverbial phrase B. Prepositional phrase C. Dependent clause D.

A kite is a quadrilateral with two pairs of adjacent, congruent sides. The vertex angles are those angles in between the pairs of congruent sides. Prove the dia

How can I answer this question?

The facets of intelligence include practical, experiential, and creative intelligences

what one result did the commonwealth and the industrial revolution produce