Chemistry, 18.11.2020 17:30 almasahagung

1. How much heat in joules and in calories is absorbed or released in heating a 122g block of iron from 11.2 Â°C to 33.5 Â°C? (CFe = 0.451 J/gÂ°C) 2. Is this an exothermic or endothermic process?

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 17:30

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

Answers: 2

Answer

Chemistry, 22.06.2019 14:30

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

Answers: 1

Answer

Chemistry, 22.06.2019 15:00

‘which reaction would most likely require the use of an inert electrode?

Answers: 1

Answer

Chemistry, 22.06.2019 15:30

What best discribes the relationship between wavelength and frequency in a electromagnetic wave

Answers: 1

Answer

You know the right answer?

1. How much heat in joules and in calories is absorbed or released in heating a 122g block of iron f...

Questions

Social Studies, 08.10.2020 04:01

Which of the following is true about the frequency and wavelength of electromagnetic waves? a as frequency increases, wavelength decreases

Mathematics, 08.10.2020 04:01

Plz help ;-; -3x+6≥12...

Mathematics, 08.10.2020 04:01

A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation.

Chemistry, 08.10.2020 04:01

Is this right? Can you please help Thanks

Mathematics, 08.10.2020 04:01

3 lb. of turkey for $10.50 2 lb. of turkey for $6.25 Which one is the better buy and why is it the better by (ex : it’s the better by bec...

History, 08.10.2020 04:01

Arrange the given oral history research tasks in the correct sequence. Identify with the interviewee specific areas in the research topic.

English, 08.10.2020 04:01

The two things that Sandy Koufax had to choose between were * 10 points A. The sport and his team B. The sport and his religion C....

Mathematics, 08.10.2020 04:01

An item is regularly priced at $75. It is on sale for 95% off the regular price....

Mathematics, 08.10.2020 04:01

There are two different maps of ohio. The scale on the first map is 1 cm to 15 km. The distance from cleveland to clncinnati is 40 cm. The scale on th...

Physics, 08.10.2020 04:01

A class is evaluating claims about UV exposure and cancer. What is the best way for them inform their decision-making process?...

Advanced Placement (AP), 08.10.2020 04:01

What is the solution to the inequality x3>1?...

Geography, 08.10.2020 04:01

What was the meeting place/ center of Roman life called?...

Mathematics, 08.10.2020 04:01

What is the x-coordinate of the ordered pair that satisfies this system of linear equations? 3x - 5y = 10 -x + 3y = -6...

Chemistry, 08.10.2020 04:01

Which of the following is TRUE about a physical change in matter? O A physical change changes the identity of the substance O A physical change...

English, 08.10.2020 04:01

Meiosis and mitosis are two types of cell reproduction. is it ture...

Chemistry, 08.10.2020 04:01

Air pressure and density vary among the layers of the atmosphere. Which order of the different layers of the atmosphere correctly arranges the layer...

Mathematics, 08.10.2020 04:01

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the an...

History, 08.10.2020 04:01

Please select the word from the list that best fits the definition Match each item with the correct statement. fort where soldiers lived...

Mathematics, 08.10.2020 04:01

Five thousand, three and fourteen ten-thousandths....

World Languages, 08.10.2020 04:01

Практикум по орфографии. Вставьте пропущенные буквы и объясните свой выбор: Беспорядочная п…льба, вознагр…ждение, возр…ждение, вопл…тить, вскл…...

More questions: Chemistry Another questions