zurzur92 zurzur92

04-03-2021
Chemistry

contestada

how much heat is needed to warm 250g of water from 22°C to 98°C ?

Respuesta :

vincentlephoko vincentlephoko

11-03-2021

Answer:

79'420J

Explanation:

We know mass 250g and

∆T=98°C -22°C

=76°C

The specific heat capacity for water is 4,18Zj/g°C

THEREFORE

∆H=250g•14,8j/g°C •76°C

=79'420J

Answer Link

Otras preguntas

Please can u help me .

Tech A says that a gear set that has a drive gear with 9 teeth and a driven gear with 27 teeth has a gear ratio of 3:1. Tech B says that the drive gear is also

Geraldo is driving 504 miles to his grandparents’ house for the holidays. So far he has driven 21 miles in 20.3 minutes. If he continues to drive at this averag

SPU, Ltd., has just received its sales expense report for January, which follows.Item AmountSales commissions

Please help me I will mark BRAINLIST :))))

how to graph y=-x+4 if y=3x

What percent of discount should be given in a doll costing Rs 180such that a customer can buy at Rs 160?

Please help me I will mark BRAINLIST :))))

Determine the explicit form of the function that describes the sequence below. 16, 24, 36, 54, ... A. f(n) = 8n + 8 B. f(n) = 16(3/2)^(n - 1) C. f(n) = 3/2(n -

if y varies inversely as the square of x, and when y = 4/63 find y when y varies inversely as the square of x = 3, and when find y when x=5