holtmandayden04 holtmandayden04

19-04-2021
Chemistry

contestada

What mass of iron (ciron= 0.11 cal/g°C) would need 1450 cal of energy in order to raise its temperature by 19.7°C

Respuesta :

jenhoseman87 jenhoseman87

20-04-2021

Answer: m=Q/c*\Delta TQ/c∗ΔT = 1450cal/(0.11cal/g* 19.7ºC)=669.12 g1450cal/(0.11cal/g∗19.7ºC)=669.12g

Answer: 669.12g iron.

Explanation:

Answer Link

Otras preguntas

How can the magnetic field around a permanent magnet be determined?

how are you affected by the reform movements of the 1800s

Write the equation of a circle with center (4, -5) and radius = square root of 13

-Help me with this math graph I’ll give a lot of points for correct answer and work *brainlist*

Hello everyone please help with these three questions, thanks in advance! 1. What is the difference between a genotype and a phenoty

Which is the most accurate description of the federalist papers

Patrick Henry was from which state? A.Virginia B.Massachusets C.Washington D.Georgia

Which of the following is true of all geographic locations on Earth? A. They receive the same amount of precipitation over the course of a year. B. They re

The melting of ice is an endothermic change. What best describes the temperature conditions that are likely to make this a spontaneous change? Any temperature,

Olive estimated it will take about 50 gallons of gas for the whole trip. Use the he equation to determine how much we will spend on gas. Equation c= 3.5g