pandagirl5030 pandagirl5030

01-01-2020
Chemistry

contestada

How many grams of water will absorb a total of 2400 joules of energy when the temperature changes from 10.0°C to 30.0°C?

Respuesta :

anfabba15 anfabba15

02-01-2020

Answer:

28.7 grams of water

Explanation:

Calorimetry problem:

Q = C . m . ΔT

2400 J = 4.18 J/g°C . m . (30°C - 10°C)

2400 J = 4.18 J/g°C . m . 20°C

2400J = 83.6 J/g . m

2400J / 83.6 g/J = m

28.7 g = m

Answer Link

Otras preguntas

Escoge la mejor respuesta. ¿Cuáles son las cosas que puedes encontrar en Salta? Las cataratas de Iguazú El fútbol El tren a las nubes Una empanada cortada

A triangle has one angle that measures 32 degrees, one angle that measures 50 degrees, and one angle that measures 98 degrees. What kind of triangle is it?

You downloaded a video game to your computer. You have a 60-minute free trial of the game. It takes 5 minutes to set up the game and 7 minutes to play each leve

A pregnant adolescent already diagnosed as hiv-positive with a viral load of more than 1,000 copies/ml is currently in her 38th week of gestation. which is the

Rotifers reproduce asexually, how does variation occur without meiosis and fertilization?

PLEASE ANSWER FAST I NEED ANSWER QUICK What is the value of m∠a + m∠b ? A) 34° B) 56° C) 90° D) 180°

Why do we have the naturalization process

How is the heart of a crocodile different from the heart of a turtle? A. The crocodile heart has a single atrium. B. The crocodile heart has three chambers.

The use of submarines in ww1 resulted in

which of the following lines has a slope of -1/2