Sheena

Two iron bolts, one at 100. °C with a mass of 52.8g, the other at 56.0°C with a mass of 66.8g, are placed in an insulated container. Assuming the heat capacity of the container is negligible, what is the final Celsius temperature inside the container (c o...

16 years ago

An unknown gas Q requires 1.80 times as long to effuse under the same conditions as the same amount of nitrogen gas. What is the molar mass (g/mol) of Q?

16 years ago

Molecular size in real gases causes positive deviations from the PV/RT ratio of an ideal gas. a. True b. False

16 years ago

Calculate q in J when 2.02 g of ice is cooled from -22.6°C to -73.8°C (cice = 2.087 J/g·K). Do not add units to your answer.

16 years ago

I want to know about educational ps2 games. I tried looking everywhere but was unable to find any. I would like to know about ps2 games which help you learn and spell. List as many as you can, and where I can get them from.

16 years ago

Ms. Sue I really liked the ps2 game Alphabet circus, but it's for ages 2 to 5, and I would like one ages 5 and up, so could you please give me another link to games like alphabet circus. I would really appreciate your help, thanks.

16 years ago

Hi, I am looking for some good educational vidoes that I can find on Youtube. I found these really good ones of Crawford the cat. It is cartoon and it teaches you good manners such as washing your hands frequently, cleaning after your mess, etc. If you kn...

16 years ago

. Phobos is the larger and closer of Mars’s two moons. It has no atmosphere, a mean radius of 11 km, an albedo of 0.07, and an emissivity of 1.0. (i) Assuming that the radiative temperature of Phobos is 222 K and that it is spherical, what is its mean dis...

15 years ago

How many moles of nitrogen do you need to make 78 g of ammonia?

15 years ago

If an eclipsing binary system has a period of 32 days, an orbital velocity of 153km/s, and an orbit that is nearly edge-on, what is the circumference of the orbit? The radius of the orbit? The mass of the system? I can't seem to find a starting point for...

15 years ago

I am working on a redox stoichiometry lab. I need to calculate the moles NaBO3*4H2O. Mass=1.0133g in 100mL solution In my experiment I used 9.98mL and titrated in with KMnO4. I'm really confused about how to calculate the moles. Thanks for any help!!!!

13 years ago

Find the sum of two numbers is 2, and their difference is 26. Find the numbers

13 years ago

the sum of two numbers is -16 and their difference is 8, find the numbers

13 years ago

when we mix a 10% acid solution with a 14% acid solution, we can obtain a solution that is 24% acid

13 years ago

A jet plane flying 6000 m above the ground passed directly above Ana. one minute later, Ana noticed that the plane's angle of elevation was 18 degrees 34 minutes. What was the horizontal distance covered by the plane?

11 years ago

An item has a 45% markup based on selling price. What is the equivalent markup percent based on the cost?

11 years ago

Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.) {1, 2, 8} ∩ {2, 8, 9}

11 years ago

Calculate boiling point and freezing point of this solution which contains 5.85g of C6H12O6 in 255g H2O. pleasee

11 years ago

when are you going to use the water displacement method in taking the volume of the object?

10 years ago

A 24-ounce bag of chips cost $2.88. If the unit price stays the same, how much would a 40-ounce bag of chips cost?

8 years ago

I'm having hard time understanding input/ output If input is 2 3 5 1 and output is 9 12 18 6 then if I put is 7 what is output

8 years ago

This is what i have got "Me gusta volar cosas!" "Con mucho gusto comandante.

16 years ago

sometimes free translators on the net miss out very important words. It's always best to have a good spanish/english dictionary.

16 years ago

I suggest you wait for more suggestions because I am not sure if I'm correct, and neither am I so sure if sam's correct.

16 years ago

Molecular size in real gases causes positive deviations from the PV/RT ratio of an ideal gas. a. True b. False

16 years ago

Thank you so much Ms. Sue.

16 years ago

Ms. Sue I am looking for educational sony ps2 games and that are ages 5 and up, I had googled this up as well, but the only educational games which showed up were the ones from ages 2 to 5.

16 years ago

Wow, you and I have the same interest. I really want to go to Dubai as well. There are so many malls there and the best one is the mall of emirates, which is located on sheihk zayed road. It is the biggest one in middle east. That's good but I would add a...

16 years ago

I was also wondering like Anonymous if Tutorvista helps you for free when you click on the instant help. Like I know that you have to pay for having a private tutor, but say you have this one question which u really need help on, could you post it in the...

15 years ago

Oh, yes, yes. This is explained in my book; I just didn't remember this formula or think to apply it to this problem. Thank you so much!

15 years ago

Rational and Guilty: The person committing the crime was not suffering from a mental illness at the time the crime was committed and knew the difference between right and wrong and are did committ the crime that they are being accused of. Guilty but insan...

15 years ago

I calculated the M of NaBO.... at 6.59x10^-3 for the mass I measured. I have a chart of measurements where I used 9.98mL out of 100mL of solution that I made. I was given the equation (mass Na.../molar mass Na...)*(volume Na.../volume total solution) the...

13 years ago

oops, sorry my error total receipts $824

13 years ago

Ticket for a concert were sold to adults for $3 and to students for $2. If the total receipts were $824 and twice as many adult tickets as student tickets

13 years ago

i've read formulas to use ro solve this problem but i don't know what delta T means. please tell me what formula to use and what delta T means thaaaank youu

11 years ago

THANK YOU SO MUCH!

11 years ago

please explain more about how to find the molality??

11 years ago

oh i got it thank you!

11 years ago

Let Common difference = d =4 First term= a -3 Last term = l = 59 And number of terms = n l=a+(n-1)d 59= 3 + (n-1)4 59=3+4n-4 59=4n-1 60=4n 60/4 =n 15=n #There are 15 terms in the sequence

10 years ago

Volume of alabaster= 576 in3 Length for base = 3 inches Height= 4 inches Volume of pyramid = lwh/3 = 3x3x4/3 = 12 in3 Number of pyramids that can be made from 576 in3 of alabaster = 576/12 = 48

10 years ago

v=√γRT/M v α√l/M vH2/vO2=√Mo2/√MH2 =√32/√4 =4 V = 4:1

10 years ago

3.43502*10^5

5 years ago