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
Tomtit [17]
4 years ago
12

2 nf3 + 225 kj -> n2 + 3f2 is it exothermic or endothermic

Chemistry
1 answer:
velikii [3]4 years ago
6 0
Due to energy being a reactant instead of a product, the process is endothermic. The system must absorb a quantity of energy before it can react, so it must be an endothermic system.
You might be interested in
When an aqueous solution containing hydrochloric acid is just neutralized with an aqueous solution containing sodium hydroxide,
Elza [17]

Answer:

c. salty.

Explanation:

From the question,

The reaction of an acid , i.e hydrochloric acid and a base i.e. , sodium hydroxide takes place , which is a type of neutralization reaction,

Where the acid and a base reacts to give salt along with water .

From the question,

The reaction is as follows -

2 HCl  +  NaOH  →  NaCl  +  H₂O  

Hence, the resulting product is a salt ,

Therefore , the resulting solution would taste like salt.

3 0
3 years ago
Hi, can someone help me with chemistry
Dominik [7]
Idk look it up on another website
6 0
3 years ago
I need help plzzzzzzzzzzzzzz
photoshop1234 [79]

Answer:

Me to I need help please

5 0
3 years ago
How many moles are in 63 grams of Na2CO3? Please make sure to show all work and calculations for credit.
Semenov [28]

Answer:

0.59 mol Na2CO3

Explanation:

M(Na2CO3) = 2*23.0 + 12.0 + 3*16.0 = 106 g/mol

63 g Na2CO3 * 1 mol Na2CO3/106 g Na2CO3 = 0.59 mol Na2CO3

4 0
4 years ago
Determine the molar mass of :<br><br> 1. H20<br> 2. Co2<br> 3.NaCl
taurus [48]

Answer:

1 is the chemical formula for water, meaning that each of its molecules contains one oxygen and two hydrogen atoms.

2 a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.

3 Chemical abbreviation for sodium chloride (table salt)

5 0
3 years ago
Read 2 more answers
Other questions:
  • What range of PaO2 should be maintained in infants to minimize the risk of retinopathy of prematurity (ROP)?
    12·1 answer
  • 1 The<br>states that mass cannot be created or destroyed.​
    13·1 answer
  • Qualitatively estimate the relative melting points for each of the solids, and rank them in decreasing order.
    5·1 answer
  • What type of star has an absolute brightness of 1 and a surface temperature around 7,500 ∞C
    11·1 answer
  • Osmosis
    13·1 answer
  • What is the most highly populated rotational level of Cl2 (i) 25deg C and (ii) 100 deg C? Take B=0.244cm-1.This question should
    10·1 answer
  • The Lewis structure for methane, CH4 is shown. How many valence electrons does each hydrogen atom in the molecule have?​
    9·1 answer
  • Choose whether the statements about oil sands are true or false. The viscosity of bitumen is about 100 times greater than the vi
    14·1 answer
  • Science quiz help plssssss
    15·1 answer
  • What is the effect of temperature and pressure on crystal structure ?<br><br>ty! :)​
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!