Recent activity by Hassaan Rabbani

Recent activity by Hassaan Rabbani

An intimate mix of ferric oxide and Al is used as solid rocket fuel. Calculate the fuel value per gm and fuel value per CC of the mix. Enthalpy of formation & densities are: ΔH°f (Al2O3) = -399k cal/mole;

asked Nov 17, 2024

1 answer 169k views

How much Fe metal will be produced if you do an electroplating experiment by passing a current of 3.2 A through a solution of FeI₃ for 48 minutes? a. 48 grams b. 72 grams c. 96 grams d. 120 grams

asked Nov 15, 2024

1 answer 202k views

Find the difference quotient and simpllify your answer. f(x)= x^2-2x+7, f(4+h)-f(4)/h, h =0

asked Nov 1, 2024

1 answer 17.0k views

What causes the interest rate to affect the level of investment spending? 1) Government policies 2) Consumer spending 3) Business profits 4) Exchange rates

answered Oct 26, 2024

1 answer 62.4k views

A fast-food restaurant has a cost of production C (x) = 13x + 147 and a revenue function R(x) = 6x. When does the company start to turn a profit?

answered Oct 5, 2024

1 answer 231k views

Can anyone help with this right answer please

answered Sep 23, 2024

2 answers 80.8k views

Spelling and grammar became standardized by whom? a) Printers and publishers b) Kings and queens c) Religious leaders d) Educators and scholars

answered Aug 25, 2024

1 answer 210k views

Every vector lying in a plane is the resultant of the sum of two special vectors called component vectors a.True b.False

answered Jul 27, 2024

1 answer 101k views

When cleaning a dental handpiece, what is important to do? 1) Use a disinfectant solution 2) Use soap and water 3) Use a tootHBrush 4) Use a vacuum cleaner

asked Mar 25, 2024

1 answer 129k views

Calculate the average value of a half-wave rectified voltage with a peak value of 200V.

asked Mar 23, 2024

1 answer 53.6k views

Mabel bought new laptops at a cost of $5000 at 10% add-on interest for 5 years. Find the APR. a) 2% b) 5% c) 10% d) 20%

asked Jan 17, 2024

1 answer 232k views

(k³ - 30k - 18 - 4k²) ÷ (3 + k) Divide Please

answered Jan 12, 2024

1 answer 50.6k views

In 1975, led zeppelin released a song named after what region bordering pakistan?

answered Dec 22, 2023

1 answer 97.2k views

What does the image of an eagle suggest?

answered Dec 2, 2023

1 answer 85.7k views

How many degrees are in 25π18?

asked Nov 16, 2023

1 answer 58.8k views

Manny plans to save 1/14 of his salary each week. If his weekly salary is $378, find the amount he will save each week.

answered Oct 6, 2023

1 answer 134k views

PLEASE HELP ASAP WORTH 20 POINTS Find the value of x in the triangle.

answered Jul 9, 2023

2 answers 235k views

Bo has $0.70 worth of nickels and dimes. He has a total of 10 nickels and dimes altogether. By following the steps below, determine the number of nickels, x, and the number of dimes, y, that Bo has.

answered Jun 24, 2023

1 answer 133k views

Calculate the energy needed to raise the temperature of a 200.0 gram sample of copper by 64 degrees Celsius. (Ccu=0.386 j/g • degree C) use the equation Q = (m*c* TRIANGLE T)

asked Jun 22, 2023

1 answer 167k views

When you use chunking as a study tool, you _____. 1) are cramming for a test 2) you are snacking 3) you make a picture of what you are learning 4) you repeat out loud what you have learned

asked Jun 21, 2023

1 answer 78.3k views

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