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

What was the name given to the British practice of taking Americans sailors from their ships and forcing them to serve in the British navy? A. Impeachment B. H

Expand and simplify: (x + 6)2

_______ currents assist in the transfer of thermal energy from warmer climates to cooler climates. a. Plutonium b. Convection c. Platonic d. Tectonic

What is the product of its prime factors of 17?

change 475 percent into mixed number

Mattie uses the discriminant to determine the number of zeros the quadratic equation 0 = 3x2 – 7x + 4 has. Which best describes the discriminant and the number

The most active of all the chemical elements is a halogen known as A. astatine. B. bromine. C. fluorine. D. iodine

What were the religions of early Africa, and why?

What led to the beginning of the Renaissance? the rediscovery of ancient national epics such as Beowulf, which led to the rise of European nationalism the redis

Organisms have the ability to regulate their internal environment in order to maintain a steady state called _____. metabolism homeostasis life