The specific heat of iron is 0.11 cal/goc. a cafeteria fork made of iron has a mass of 20 grams. how much heat energy is needed to raise the temperature of this form from 25oc to 75oc? 0.044 calories 0.275 calories 110 calories 9090.9 calories

110 cal

It is given that he specific heat of Iron is .

Mass of iron fork 20 g

Heat energy is needed to raise the temperature of this from

we can use the following formula to calculate heat energy:

where Q is the heat required to raise the temperature by of a mass m having specific heat C.

Insert the values:

Thus, heat required to raise the temperature of iron fork is 110 cal.

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer