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

Find the HCF of 84 126 245.

A student is writing a paper about Benjamin Franklin’s contributions to science. Which example should the student add to best develop this topic? a Franklin cre

15 The length of a plane is 19.2 metres. Lukas buys a scale model of the plane. The scale of the model is 1:24 Work out the length of the scale model of the pla

10x + 2 - 3x = 3(2x + 2)

Which function is the result of translating f(x) = x^2 + 14 to the right 5 units and down 6 units? A) y = (x - 5)^2 + 6 B) y = (x - 5)^2 - 6 C) y= (x - 5)^2 + 8

What are the answers

Fill in missing information for the following proof.

fuimos al parque___ regresamos temprano porque estaba lloviendo"los conectores logicos" a.por lo tanto b. finalmentec. perod. por lo tanto

Can someone solve 6÷2(1+2)

PLEASE HELP!! Part D Add dashes where needed in the sentences below. 1. There was a loud boom what a fright from the back of the theater. 2. We all turned aroun