julesthecools julesthecools

03-05-2017
Chemistry

contestada

Please answer the questions in the pic! 15 points!

Please answer the questions in the pic 15 points class=

Respuesta :

JavierCollante JavierCollante

04-05-2017

1. 80 Kj
2. 120-80= 40 Kj
3. 120-20= 100Kj
4. 20-80= -60Kj
5. +60 Kj
6. Exothermic because 4 is negative

Answer Link

Otras preguntas

Describe how the characteristics of ocean water near an iceberg change from summer to winter. A. higher salinity and lower density B. lower salinity and higher

Which sentence is correct? A. The observers up front were asked to set down so that the ones in the back could see. B. The observers up front were asked to sit

IF T(n) =+3 what is the third term?

what two factors do u need to know to calculate how much work was done in any situation

if you push very hard on an object but it does not move, have you done work

what is the probability that a randomly selected dunlop tire lasts between 65000 and 80000 miles?

Which verb agrees with its subject? The hike through the hills and woods __________ about an hour and a half at a medium pace. A. were taking B. take C. are tak

The ability to recognize reality and to cope with the demands of daily life is _____ health.

What number is between 9 and 12?

In what ways did the French and Indian War (1754-1763) alter the political, economic, and ideological relations between Britain and its American colonies? Use t