Physics, asked by Dix1406, 7 months ago

Heats of formation of SiO2 and mgo are -48.24 and -34.7KJ respectively. The heat of the reaction: 2Mg+SiO2 = 2Mgo+Si is
1. 21.64KJ
2. -21.16KJ
3. -13.62KJ
4. 13.63KJ

Answers

Answered by akashpawar6102005

0

Answer:

nahiye iska answer mere pas

Previous Question

Next Question

Similar questions

Math, 3 months ago

The difference of 9 Km 9 m and 21 Km 79 m is...

Math, 3 months ago

_________________is the term used to describe the decrease in the value of an asset.

History, 3 months ago

chintz, cosies were a) nylon cotton b) coloured cotton c) printed cotton...

Math, 7 months ago

4pq - 5q? - 3p- from 5p2 + 3q2 - pq...

English, 7 months ago

ok ok.....14 Doctor..... KV AFS AKKULAM Kerala..... Trivandrum Red...Anne Marie and Blackpink... Is it Okay.......

English, 1 year ago

Q3. Identify the types of the sentences (Assertive, Imperative, interrogative Excalmatory) 1. Open the window. 2. Stand up. 3. Well done! 4. What a beauty of nature! 5 Did you complete the assignment? 6. What are you asking for? 7. How was the session? 8. He is an honest employee 9. 'Anamika visits her grandmother during the holidays."...

Biology, 1 year ago

give some examples of endimic species plz fast...

Chemistry, 1 year ago

which is the following gas maximum number of molecules? a. 7 g N2 b. 2 g H2 c. 8 g O2 d. 20 g NO2...