Loretta

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

Questions

The following questions were asked by visitors named Loretta.

The speed of a transverse wave on a string is 450 m/s, while the wavelength is 0.18m. The amplitude of the wave is 2.0mm. How much time is required for a particle of the string to move through a total distance of 1.0km? I NEED SOME HINTS TO DO IT!!!PLEASE...

How do I factor 4x^2-12x+8? so far I took out the Greatest Common Factor. 4(x^2-3x+2) What next?

reduce each rational expression into lowest terms. 2y+4/3y+6

what percent is 14 of 132

While working at The Nut House you are asked to make a mixture of raisins and nuts worth $2.75/lb. You have 12 pounds of raisins worth $1.25/lb. How many pounds of nuts worth $4.00/lb should you add to the raisins to get the right-priced mix? I have no id...

An isotope of Glopenium disintegrates according to the formula A(t) = Ao2^-0.0345t where Ao is the initial mass of the substance and t is the time in years. If there are 2 milligrams of Glopenium now, find the number of milligrams that will be left after...

If I spill 100ml of a .5 M H3PO4 solution, how many grams of NaOH should be dissolved in water and added to the spill to neutralize the acid?

What mass of Manganese (II) Chloride must react with sulfuric acid to release 45.0ml of hydrogen chloride gas at STP? Please list step by step.

How many grams of chlorine gas must react to give 4.82g of BiCl3? 2Bi(s)+3Cl2(g)→2BiCl3(s) My answer was wrong/please review and tell me where I went wrong. 4.82g BiCl3*1mol BiCl3/215.33g BiCl3*3 mol Cl2/2 mol Bicl3* 70.9g Cl2/1 mol Cl2=6.50 g Cl2

How many mL of Carbon Dioxide gas at STP are produced from the decomposition of 4.50g of Ferric Carbonate? This is How I tried to solve it..... 4.50g Fe12(CO3)3* 1 molFe2(CO3)3/291.72g Fe2(CO3)3* 3 mol CO2/1 mol Fe2(CO3)3* 22.4L CO2/1mol CO2* 1000ml of CO...

if 10.0L of neon gas exerts a pressure of 125psi at 373K, what is the number of moles of gas? I don't know how to set this up. I am using ideal gas law N=PV/RT but my answer is not matching. I converted the 125psi to 8.50atm N= 8.50atm*10.0L/1 k * 373k*1...

calculate the amount of heat released when 77.0g of steam at 104.5 celsius cools to ice at 0.0 celsius. I don't understand the steps to take to solve this problem. Can someone walk me through it please?

I need help with this problem. A class of 32 students was made up of people who were all 18, 19, and 20 year olds. The average of their ages was 18.5. How many of each age were in the class if the number of 18 year old was six more than the combined numbe...

I need help with this problem. am having trouble solving this. A rocket tracking station has two telescopes A and B placed 1.7 miles apart. The telescopes lock onto a rocket and transmit their angles of elevation to a computer after a rocket launch. What...

-12, 60, -300, 1500 what are the next two numbers in the pattern?

P and Q are two observation post on the same horizontal ground as the foot R of a vertical pole RT of height 12m. From R, the bearing of P and Q are 195 and 225 degrees respectively, the angles of elevation of T from P and Q are 35 and 21 degrees respecti...

Answers

The following answers were posted by visitors named Loretta.

Never heard of diamond. I've heard of FOIL.

Ok that's what I thought. I tried to do that. -2 x 1=-2 -2 + 1=-1 2 x 1=3 2+1=3 -1 x 2=-2 -1+2=1 I don't know what other numbers multiply to 2.

oh wow haha. I see. thank you!

1. P 2. NP 3. NP 4. NP 5. P 6. NP 7. P 8. P

what is your down payment? 20% ($50,000) or less

Please will you help me with this assignment? It is due on Friday the 20th of May 2011. Thank you very much Loretta Marshall

I think that it is B

i don't know ask somebody ask your mom you stupid

c the standing committees in the house and senate were the bill originated.

f(x)=x^2+7 upward 8 units

C. parallel play

Can you tell me if this is correct? 1. The equation is balanced already. 45.0ml of HCl*36.46g HCl/22,400ml HCl*MnCl/2HCl*90.39g of MnCl2/1 mol MnCl2= 13.2g MnCl2

Ok, I know it is wrong, I just checked. Can someone please show me how to do this equation and where I went wrong? Thank you....

Thank you, that was the problem. I got the MnCl2 mixed up with the MnSO4..... Thank you for your time. I really appreciate it!!! Have a blessed night.

I just calculated it wrong. My answer should have been 1.63g of Cl2

I believe it is the contraction phase because diastole is the relaxing phase.

The answer for this question is C. Can be found in chapter 6 for your text book.