Recent activity by Stephan Richter

Recent activity by Stephan Richter

Calculate the δh in kj/mol for the following reaction: c2h4(g) 3o2(g) → 2co2(g) 2h2o(g) bond enthalpies: c-h = 415 kj, c=c = 611kj , o=o = 498 kj , c=o = 741 kj , o-h = 464 kj

answered Dec 20, 2024

1 answer 163k views

Why won’t adults save ender from bonzo? does ender think the teachers will save him from real danger

answered Dec 7, 2024

1 answer 212k views

What is the theme of The Phoenix Bird

asked Jul 23, 2024

2 answers 7.6k views

Daniel is organizing his rock collection of 18 rocks into equal groups. How many possible ways can Daniel line up his rock collection

asked May 7, 2024

1 answer 189k views

Select the correct answer. Which pest can spread Shigella spp. through food? O A. wasps B. bees C. flies D. ants

answered Apr 17, 2024

1 answer 158k views

Select the expression that has a value of 15. 4 + (8 x 4) ÷ 6 + 7 (4 + 8) x 4 ÷ 6 + 7 4 + 8 x 4 ÷ (6 + 7) (4 x 8 x 4) ÷ 6 + 7

answered Dec 16, 2023

2 answers 52.6k views

The radius of a sphere is 4 inches. If the radius is doubled, how does that change the surface area of the sphere?aThe surface area is multiplied by fourbThe surface area is squaredcThe surface area is

asked Oct 9, 2023

1 answer 2.9k views

PICK ONE!! PHOTO ADDED!!

answered Sep 10, 2023

1 answer 152k views

A car accelerates from rest to 28 m/s in 3.5 seconds. What’s the acceleration

answered Aug 30, 2023

1 answer 19.5k views

Do you have to travel to develop a global mindset?.

answered Apr 24, 2023

2 answers 157k views

Determine whether the fractions 3/4 and 5/9 are equivalent

answered Mar 8, 2023

2 answers 83.1k views

A peripheral can be used to print a document. True or False

answered Mar 6, 2023

2 answers 43.5k views

F(x) = -4x² + 3x − 11 Find f(-4)

answered Mar 2, 2023

2 answers 106k views

This week, Hadiza read 15 pages each day from Monday through Friday, and she read a total of 58 pages over the weekend. Complete the equation to find how many pages Hadiza read this week. Show your work

answered Jan 20, 2023

2 answers 95.9k views

X P(x) 0 0.25 1 0.20 2 0.30 3 0.25 6. a) Find the mean of the probabiility distribution above.

answered Jan 2, 2023

1 answer 109k views

Discuss in detail the following methods used to redistribute income and wealth in cash grants?

asked Dec 14, 2022

1 answer 1.4k views

0.7 mm to centimeters

asked Nov 26, 2022

1 answer 170k views

Known religious leader that interrogated converts for membership in the Puritan congregation A.John Mason B. John Oglethorp C. John Winthrop D) john Cotton

answered Oct 31, 2022

1 answer 25.1k views

HELP ASAP PLS PLS HELP

answered Oct 12, 2022

2 answers 182k views

Cash receipts and cash disbursement budgets for a government: Should be prepared monthly or as needed to enhance cash management, investment management, and short-term debt management. Should be prepared

answered Aug 23, 2022

1 answer 84.5k views

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