reynbabies2 reynbabies2

03-11-2021
Chemistry

contestada

How can you identify gas in a chemical reaction without observing the atoms or molecules?

Respuesta :

sarahjeylani90 sarahjeylani90

03-11-2021

Answer:

There are five signs of a chemical change:

Colour Change.

Production of an odour.

Change of Temperature.

Evolution of a gas (formation of bubbles)

Precipitate (formation of a solid).

Answer Link

Otras preguntas

In Triangle ABC, if ,AE ,BF and CD are the medians and AE and BF intersect at the point (2, 3), at what point does CD intersect AE ?

When and where did jainism develop ?

The Tudor monarchs of 16th century England used the Court of the Star Chamber to...? A:promote the commerce of the kingdom B:replace Parliament as a legislative

What was the mission of al-Qaeda?

Sue is in a play that has several scenes occurring in the countryside. During these scenes, the stage is set with a painted backdrop of small rolling hills and

Which of the following correctly explains the criteria for something considered to be case law

How was the rise of caudillos in the Latin American countryside a result of independence movements? Caudillos controlled areas where weak revolutionary governme

Opium is a spice cherished by the Chinese. true or false

what fraction of a pound is 25 pence

PLEASE HELP ME Who smuggled textile secrets from British factories into America? Eli Whitney Samuel Slater Francis Cabot Lowell Henry Ford