1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
anyanavicka [17]
2 years ago
12

What happens when burning matchstick is held near the nitrogen gas jar​

Chemistry
2 answers:
NARA [144]2 years ago
8 0

Answer:

The oxygen produced is collected in the gas jar by downward displacement of water. When we insert the glowing matchstick in the jar containing the oxygen gas ,it burns with a bright light which proves that gas is oxygen because oxygen is supporter of combustion.

Umnica [9.8K]2 years ago
6 0

Explanation:

No observable change because nitrogen is an inert gas...

You might be interested in
Complete the mechanism for the reaction of 2-butanol in sulfuric acid at 140 °C by adding any missing atoms, bonds, charges, non
Svetlanka [38]

Answer:

2-Butene

Explanation:

The first step is the <u>ionization</u> of the acid to produce the hydronium ion. Then the OH will attack this ion to produce a <u>charged species</u> that can be stabilized when <u>H2O is produced</u>.

Then an <u>elimination</u> takes place to produce the more <u>substituted alkene</u> 2-butene and the <u>hydronium ion</u> is gain produced.

4 0
3 years ago
What is the angle between the carbon-oxygen bond and one of the carbon-fluorine bonds in the carbonyl fluoride ( cof2 ) molecule
kozerog [31]
It has a trigonal planar structure. So, the calculated angle is 127.3 degrees.
You can see the structure in the picture.


5 0
4 years ago
Read 2 more answers
15. Nadia wrote the following sentence in her report on Pluto: "Pluto is a dwarf planet because it has a spherical shape
snow_tiger [21]

Answer:

B. Pluto's orbit is not clear of other objects

Explanation:

Pluto is a dwarf planet and considered as ninth planet of the solar system.

A large body whose orbit do not clear the neighbourhood is classified as a dwarf planet. The gravity of Neptune limit the orbit of Pluto and shares its orbital neighbourhood with many Kuiper belt objects.

Hence, the correct answer is "B. Pluto's orbit is not clear of other objects".

7 0
3 years ago
Predict whether the following double-replacement reaction will produce a precipitate: MgCl2 + Li2CO3 MgCO3 + 2 LiCl.
nata0808 [166]
I think the correct answer from the choices listed above is the second option. <span>This is a double displacement reaction. Both of the reactants are soluble, but when they are combined for a reaction, magnesium carbonate will form a precipitate. Hope this answers the question.</span>
5 0
3 years ago
Read 2 more answers
Combustion is described as an oxidation reaction.
Fiesta28 [93]
Oxygen gas burns during the chemical reaction
6 0
3 years ago
Other questions:
  • How many moles are present in 1.75 moles of dihydrogen monoxide, H2O?
    9·1 answer
  • Sodium has an atomic number of 11 and has a net charge of 0. When sodium combines with chlorine, it has a net charge of +1. Why?
    10·2 answers
  • Which step would help a student find the molecular formula of a compound from the empirical formula
    13·1 answer
  • How many total atoms are in the compound:<br> C6H12O6<br><br> 18<br><br> 6<br><br> 12<br><br> 24
    13·2 answers
  • What are metals that have been mixed together called
    8·1 answer
  • You are measuring the effects of salt on water's ability to freeze. To one of your water samples, you add sodium chloride (NaCl,
    12·1 answer
  • Industries use heterogeneous catalysts because they are _______
    5·1 answer
  • What are the common properties of the following element groups:
    14·1 answer
  • HELP PLEASE!! ASAP What would the mass be in kg?
    13·1 answer
  • A 10.0-g sample of magnesium reacts with oxygen to form 16.6 g of magnesium oxide. How many grams of oxygen reacted?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!