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

a family paid 21,600 as a down payment on a home. if this represents 12% of the price of the home, find the price of the home

which statement represents a key idea directly associated with John Locke's two treaties of government

To provide clean running water, Philadelphia a. purchased clean water from other major cities b. controlled the flow of its streams with underground pipes c. bu

The equilibrium vapor pressure is achieved when the rate of evaporation equals what? a. rate of sublimation b. rate of condensation c. rate of freezing d. rate

Which describes a grizzly bear’s habitat?

What was one reason the league of nations failed? A. t did not establish rules or structure to maintain harmony. B. ince every country became a member, confli

Which organ is being described in this statement? If this organ malfunctions, all other body systems would be unable to get rid of wastes. a. esophagus b. kidne

what represents the opposite of the opposite of 8 1/4

Which one of the following dramatic poems is answering someone else's question? a. Shine on , Perishing Republic (My answer) b. Bury Me in A Free Land c. To the

Help, Q: Dad yelled, "Get over here and give me a hand with this!" a. Simile b. Hyperbole c. Metonymy d. Synecdoche