Recent activity by Metzelder

Recent activity by Metzelder

Calculate the standard enthalpy change for the reaction 2Al(s) + Fe₂O3(s) → 2Fe(s) + Al₂O3(s) given that 2Al(s) + ¾O₂(g) → Al₂O3(s) AH = -1669.8 kJ/mol 2Fe(s) + O₂(g) → Fe₂O3(s) AHxn = -822.2 kJ/mol

answered Dec 25, 2023

1 answer 156k views

If the surface areas of two similar figured are 25cm^2 and 36cm^2, and the volume of the larger figure is 216cm^3, what is the volume of the smaller figure?

asked Nov 1, 2023

1 answer 97.6k views

What was proved by the Union's victory in the Civil War? A. The supremacy of industry over agriculture B. The supremacy of the federal government C. The importance of local government D. The importance

asked Aug 5, 2023

1 answer 214k views

Who does stephanie beatriz play in bojack horseman

asked Jul 28, 2023

1 answer 33.7k views

(1) The nation's energy use is largely dependent on fossil fuels. (2) These fuels are nonrenewable resources, and they cause pollution. (3) We cannot continue our reliance on a fuel that will eventually

answered Jun 27, 2023

1 answer 54.9k views

What is the nephron? A. filtering unit of the kidney B. a large artery C. a globular vein

asked Jun 3, 2023

1 answer 120k views

Write the complete chemical symbol for the ion with 82 protons and 80 electrons

answered May 7, 2023

1 answer 93.9k views

Why were Pearl Harbor hospitals attacked by the Japanese?.

asked Mar 1, 2023

1 answer 202k views

Joe, Eric, and Tyler are taking a road trip. Tyler drives twice as long as Eric, Joc drives 25 minutes morethan Eric. If they drove for a total of 145 minutes, find how long each person drove.

asked Jan 28, 2023

1 answer 141k views

1. In what ways did the guards dehumanize people arriving at Auschwitz?

asked Dec 28, 2022

1 answer 131k views

Equation for horizontal line at 0,-7

answered Dec 20, 2022

1 answer 23.0k views

Under which of the following circumstances would a DNA microarray be useful? Multiple Choice It would enable a researcher to determine the differences in gene expression between cell types. Researchers

answered Dec 16, 2022

1 answer 106k views

The purpose of China creating Special Economic Zones was to increase trade with foreign countries. improve agricultural harvests. spread communist teachings. keep foreign workers out of the country.

answered Dec 3, 2022

1 answer 31.4k views

Plz help a smol bean out (no links btw)

answered Nov 2, 2022

1 answer 146k views

A flight with 104 passengers takes off at 1:15. The plane travels 560 miles in 1 hour. At that speed, how far will the plane travel in 3 hours? What information is needed to answer the question?

answered Oct 27, 2022

1 answer 55.7k views

The Reformation began with the posting of the 95 Theses by which of these people? OA. John Calvin OB. Martin Luther OC. Charles V OD. Augustine Wittenberg

answered Oct 10, 2022

2 answers 51.6k views

Which word correctly completes this sentence?

asked Sep 1, 2022

2 answers 75.5k views

Arizona Tea is marketed by Vultaggio & Sons. Vultaggio & Sons took a basic drink and put it into unusual bottles with elaborate designs. The wide-mouthed, long-necked bottles are now considered to be trendsetters

answered Jun 24, 2022

1 answer 169k views

Can someone help me with this

answered Jun 22, 2022

2 answers 145k views

1) What equation is used in the function table below?

answered Jun 21, 2022

2 answers 45.6k views

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