Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 24

**physics**

An ice cube at 0°C measures 14.1 cm on a side. It sits on top of a copper block with a square cross section 14.1 cm on a side and a length of 18.9 cm. The block is partially immersed in a large pool of water at 89.3°C. How long does it take the ice cube to melt? Assume...

**physics**

A sinusoidal wave on a string is described by the equation y = (0.191 m) sin (0.745 x - 42.9 t), where x and y are in meters and t is in seconds. If the linear mass density of the string is 11.7 g/m ... a) ... determine the phase constant. b) ... the phase of the wave at x = 2...

**PHYSİC HELP**

A standard CD has a diameter of 12.0 cm, and a hole that is centered on the axis of symmetry and has a diameter of 1.50 cm. The CD’s thickness is 1.2 mm, and it's mass is 17 g. If a (very thin) pin extending through the hole of the CD suspends it in a vertical orienta...

**Physics HELP!!!!!!!!**

I converted from 1 atm to Pa, then I found answear 28107.55 J, but answear not correct..

**Physics HELP!!!!!!!!**

Suppose 0.021 mole of an ideal monatomic gas has a pressure of 1.00 atm at 273.15 K and is then cooled at constant pressure until its volume is reduced by 41.1 %. What is the amount of work done by the gas?

**it's urgent. please help me**

it's urgent. please help me

**university physic**

A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.487 m2 and is at 3.01·102 K. a) Determine the ra...

**Physic**

Please urgent help me A cryogenic storage container holds liquid helium, which boils at 4.20 K. Suppose a student painted the outer shell of the container black, turning it into a pseudo-blackbody, and that the shell has an effective area of 0.487 m2 and is at 3.01·102 ...

**physics**

very thanks

**physics**

Please help me !!! for solution of this question Water enters a horizontal pipe with a rectangular cross section at a speed of 1.00 m/s. The width of the pipe remains constant but the height decreases. 27.3 m from the entrance, the height is half of what it is at the entrance....

**physics**

Water enters a horizontal pipe with a rectangular cross section at a speed of 1.00 m/s. The width of the pipe remains constant but the height decreases. 27.3 m from the entrance, the height is half of what it is at the entrance. If the water pressure at the entrance is 2921 Pa...

**economic**

What are three types of "land", "labor", and "Capital?"

**History**

I am dearly sorry for the name confusion. My sister Suzan, and my brother Leonardo, and I are sharing a computer for this website. Mark is a person I do not know but he is the guy who answered your question for my statement of why I think supply and demand was the most importa...

**History**

That is not me that was a different person answering your question. And oh ok that makes sense, but today people do.

**ashford**

Delta Inc. offers to sell Omega Corp. a packaging machine. Omega responds “We’ll take it but only if there is a six-month warranty.” Which of the following is true? (Points : 1)

**ashford**

Royal Hotel Inc. verbally orders 100 sets of sheets and pillowcases, each to be embroidered with the chain’s coronet logo, for $1,000, from Textile Inc. Textile starts on the order and has completed 45 sets when Royal calls back and cancels the order. Which of the followi...

**life orientation**

what are 5 ways in which the human or environmental problem impacts on the community?

**Ochem**

Identify the following compound from its IR and proton NMR spectra. C6H10O: NMR: 3.31 (3H, s); 2.41 (1H, s); 1.43 (6H, s) IR: 2110, 3300 cm^-1 (sharp)

**algebra**

A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.7 102 µm. Find this earthquake's magnitude on the Richter scale. (Round your answer to the nearest tenth.)

**Identifying Furniture Styles & Periods**

1. Which one of the following elements is characteristic of Gothic furniture? A. Melon-bulb turnings B. Tracery designs C. Carving of acanthus leaves D. Animal shapes 2. A sideboard is a A. type of card table. B. drop-leaf table. C. chest of drawers. D. dining room serving pie...

**Math**

8 divided by 4-2+5 divided by 3+10 divided by 24 divided by 2+10-16 divided by 2 =0 Put brackets around numbers to make sentance true.

**Ap Chem**

At 200K, the particles of gas X have an average velocity equal to that of Argon at 400K. What is the identity of X? He CO HF HBr F2

**Chemistry**

A student adds 4.00g dry ice(Co2(s)) to an empty balloon after the dry ice sublimes and comes to STP?

**ethnics help**

Basically Orientalism = Xenophobia an unreasonable fear or hatred of foreigners or strangers or of that which is foreign or strange.

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