sbcardinals sbcardinals

12-12-2022
Chemistry

contestada

Burning 1.0 kg of anthracite coal releases 30,500 kJ of heat. Calculate the mass of coal required to heat 4.0 kg of water from 20ºC to its boiling point of 100ºC. (Specific heat capacity of water = 4.184 J/g°C)

A. 26.4 g
B. 112 g
C. 43.9 g
D. 37.1 g
E. 72.7 g
F. 16.2 g

Respuesta :

Otras preguntas

a. Where and when was this letter written?

Can someone please help me!

HELP DIALOGUE your eldest brother \sister was a top learner in the matric class of 2018 He /She decided to motivate you to work hard in grade 10 .Write the conv

Using the same application you used in Part F ,reflect the line segment across the x axis , Then rotate it 90°clockwise. Finally, translate it down 2 units. Wha

I can’t do this homework

plsss helpp will mark brainliest! :) 12 points

What conditions led to starvation and what characteristics of the colonists contributed to this problem?

Solve for x -9x+2>18 OR 13x+15≤-4 A - x≤-19/13 B - x<-16/9 C - -16/9 D - No solutions E - All are solutions

Menerangkan warisan seni bina rom di Malaysia.

In the term myoparwsis the suffix paresis mean