Lawrence

This page lists questions and answers that were posted by visitors named Lawrence.

Questions

The following questions were asked by visitors named Lawrence.

moving a charge from point a,where the potential is 300v, to point b,where the potential is 150v takes 4.5x 10-4 J ofwork. What is the value of the charge?

This is very basic, but is annoying me intensely. I am trying to rearrange s=t((u+v)/2) to make t the subject. Any help would be greatly appreciated.

A bottle of wine contains 13.1% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent _______% molality ______mol/kg Thanks

Rita won $60 million lottery. She is to receive $1 million a year for the next 50 years plus an additional lump sum of $10 million after the 50th year. The discount rate is 10%. What is the present value of her winnings?

you owe $30,000 payable at the end of five years, what amount should your creditor accept in payment immediately if he could earn 11% on the money?

1. What is a function? 2. What is a linear function? 3. What form does a linear function take? (I.e., What is the standard mathematical notation of a linear function?) 4. What is the formula for determining the slope of a line?

5. Which of the following are functions? The last two problems, i.e., b & c, are multi part relations consider all parts when determining whether or not these relations are functions. Explain your reasoning for a, b, and c. a. f(x) = x + 3 b. f(x) = 73 if...

Why E-Field exists between two oppositely charged plates and it is zero elsewhere?

jonathan bought 12 pencils. he gave his brother 1/2 of the pencils and gave his friend 1/4 of the pencils. how many pencils did his friend get

Evaluate (dS/dV)T for a van der Waals gas and a perfect gas

Calculate DS if the temperature of 3 moles of an ideal gas with Cv,m = 1.5R is increased from 200 K to 500 K under conditions of (a) constant pressure and (b) constant volume.

Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many free throws she makes.

Good Evening, Why unemployed men and women are repeat offenders of domestic violence because they are not employed? I said it is because the unemployed has less at stake, but are there any more reasons? I cannot find any. Thank You

In 2003, a company employee received an option to purchase the company's stock at $45 per share. If the stock is trading at $40 in 2005, the employee will most likely A. exercise the option, receiving a gain of $5 B.exercise the option, receiving a gain o...

Describe two improvement that the people of lkror have enjoyed from the state assembly and what are the two aspects that still need improvement?

a sum of 380 is divided between Kelvin and Winne.Kelvin spends 3/4 of the amount received,while Winner spends 2/5 of the amount received.if Winnie spends 32 less than Kelvin,how much does ach of them receive?

If the average of x and y is positive and x is positive, what is y? Thanks!

The efficiency of a machine is 60℅,find In joules the work done by a student using the machine to rise a load of 150kg through a vertical distance or 2.5 m (g=10m/s2)

When x is added to a number which is four times as big as the result is 30. What is the value of x

A businessman started from home at 7.oo a.m. He drove at a speed of 60km/h. He stopped for 30 minutes and then continued at a speed of 50km/h for 2 hours. What was his average speed for the whole journey?

A work of 30 joules is done transferring 5mili Coulombs of charge from a point B to a point A in an electric field field . Find the potential difference between A and B

The demand function for good X is Qd x a bPx cM e, where Px is the price of good X and M is income. Least squares regression reveals that â 8.27, bˆ 2.14, cˆ 0.36, s aˆ 5.32, sbˆ 0.41, and scˆ 0.22. The R-squared is 0.35. a. Compute the t-statistic...

What is the gas given off when zinc reacts with dilute tetraoxosulphate vi acid

Which of the following elements is obtained on an industrial scale by electrolysis ; oxygen, nitrogen, hydrogen, carbon iv oxide, water vapour

Which of the following elements is obtained on an industrial scale by electrolysis; iron, sulphur, carbon, hydrogen, nitrogen

The gas given off when sodium is added to water is?

Answers

The following answers were posted by visitors named Lawrence.

againnn sorry :( A 2.30 g sample of a large boimolecule was dissolved in 23.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling po...

i thought you did it right**** sorry

The easiest way to make many of the simpler chemicals in the recipe is by doing a titration with a strong acid and strong base. For example, if you need to make calcium nitrate, you should mix calcium hydroxide and nitric acid. When mixing the nitric acid...

Milk sours because of the acid inside of it. No, pasturized milk does not sour as fast becasue of the bacterium that went away in the process of pasturization.

Try a texas instrument calculator. Those always work.

Fungi (singular fungus) are a kingdom of eukaryotic organisms. The fungi are heterotrophic organisms characterized by a chitinous cell wall, and in the majority of species, filamentous growth as multicellular hyphae forming a mycelium; some fungal species...

Haha, I didn't copy and paste. I went onto the website. And the found the answer. I type really fast. And I also am a teacher. Okay, I'm sorry but for the molds one i did copy and paste the molds one. I'm sorry.

Your boss has asked that you do some research and come up with a position on the value of a global launch for a new product. In a memo (not to exceed three pages), address the following: 1. What are the benefits of a coordinated global product launch ? 2....

Since we know that block B is on the verge of sliding, the maximum weight that can he held is 716N*0.31= 221.96 N. And since the knot is not moving, (no acceleration, that means the force of 221.96N is also the same for the rope from the knot to the wall....

the Angel is /ABC/ inscribed in a circle center O an M radius =20cm, /AM/=10cm /AO/=20cm than /OM/2=\AO/2- /AM/2 which equal to /OM/2=400-100 , /OM/=√300 /OM/=17.33

8m+160m=100 168m=100 m=100÷168 m=25/42.

what can I study with a higher certificate

a.) P=UsFgsec(theta)/1-ustan(theta)

A body of mass 10kilograms is acted on by a contains force of 20newton for three(3)seconds.Calculate the kinetic energy at the end of the time.

anonymous is right, keep it up

Please help me to solve the problem

Can I get the drawing for the above question pls

Plz can i get d solving of dis question

Please post answer and working method to [email protected]

Solve it for me