Monday

July 6, 2015

July 6, 2015

Total # Posts: 33

**social studies**

in the bahamas sorry about that
*March 21, 2015*

**social studies**

give a brief overview of accommodation, transportation, food and beverage in the tourism sector
*March 21, 2015*

**Math**

Oops! Thank You
*October 25, 2014*

**Math**

Is this a true statement? x+x+x+2+3=3x+5 I think this is could you tell me if I'm right? Big test comming! Thanks
*October 25, 2014*

**calculus**

to find value of x and discontinous 9x²-3x-2/3x²+13x-4
*September 17, 2013*

**math**

if you have a 4 kg block and divide it into 8 equal blocks. what will be the mass of each block in grams?
*April 11, 2013*

**chemistry**

I have the same problem too. I search google and I found that this question is taken from A-level practice question chemistry (higher 2).
*April 10, 2013*

**vectors HELP!**

determine an equation of the plane that is perpendicular to the plane x+2y+4=0, contains the origin, and has a normal that makes an angel of 30 degrees with the z-axis.
*March 20, 2013*

**Math**

6 boxes are left
*December 10, 2012*

**calculus**

what values do i plug in for t? do i have to guess and check?
*November 25, 2012*

**calculus**

Two particles move along the x-axis. For 0≤t≤6, the position of particle P is p(t)=2cos(t*π/4), while the position of particle R is r(t)=t^3-6t^2+9t+3. For 0≤t≤6 find all the times which the two particles travel in opposite directions.
*November 25, 2012*

**calculus**

what does your answer mean exactly?
*November 25, 2012*

**calculus**

A 12,000 liter tank filled to capacity at t=0 drains at rate r(t), measured in liters per hour, where r is defined as piece-wise function: r(t)={ (600t)/(t+3), [0,5] {1000e^(-0.2t), (5,infinity) Is r continuous at t=5? Show work that lead to you answer.
*November 25, 2012*

**calculus**

in the first line of equation, where did "cos(pi*t/30 * 119/120)" come from?
*November 11, 2012*

**calculus**

If the hands on a clocktower's clock are 2ft and 3ft long, how fast is the distance between the tips of the hands of the clock changing at 9:20? I know that the derivative of the minute hand is pi/30 rad/min and derivative of the hour hand is pi/360 rad/min. what is the ...
*November 11, 2012*

**chem**

if 12 L of a saturated solution of PbSO4 is found to contain 0.46g of PbSO4, what is the Ksp of PbSO4
*May 16, 2012*

**chemistry**

balancing redox reactions occured in the basic solution : Cl2 + SO2(g) --> Cl^- (aq) + SO4^-2(aq)
*May 16, 2012*

**chem**

if 225g of water at 44.5^ degrees absorbed 3.66kj of energy what is the final temperature of the water?
*May 16, 2012*

**chemistry**

using the metals aluminum and silver,give a diagram of a galvanic cell in a nitrate solution. include the anode and cathode half reaction, the cell voltage, the electron/ion flow.
*May 16, 2012*

**chemistry**

please can anyone answer this question.. i would really appreciate it :)
*May 16, 2012*

**chemistry**

balancing half reactions: ClO2^-1 --> Cl^-1
*May 16, 2012*

**physical chemistry**

I'm going to start with the easiest ones and see how far I get. #5. 18 g is one mole. (a) I guess you meant to 0 degrees C? So, 70.391 x 20 = 1408 J (b) 6.01 kJ (c) 180 g is 10 moles. It would take about 15kJ to cool all of the warmer water down to the freezing point, and ...
*February 21, 2012*

**Chemistry**

Calculate the concentration, in molarity, of a solution prepared by adding 9 mL of water to 1 mL of 0.1 M HCl solution. If 2.0 mL of 0.010 M NaOH is mixed with enough water to make the total volume 8 mL, what is the molarity of the resulting solution?
*October 3, 2011*

**Physics**

1.What is the acceleration of a projectile when instantaneous vertical velocity is zero at the top of its trajectory?
*January 9, 2011*

**Physics**

Read your Notes jeje.. Hope this helps :)
*November 10, 2010*

**geometry**

the base of a right prism is a rhombus whose diagonals are 6 in and 8 in. The altitude of the prism measures 10 in. Find the lateral area and the total area of the prism.
*March 13, 2010*

**geometry**

find the lateral area and the total surface area of the right prism if the base of the prism is a right triangle whole legs meausure 5in and 12 in . and the altitude of the prism measure 8 in.
*March 13, 2010*

**Grammar**

ADJECTIVE LATELY ADVERB FAITHFULLY
*November 4, 2009*

**Science**

how do color, lustre, and composition of material affect how light is absorbed or reflected?
*November 10, 2008*

**physics**

A 2.8 kg air mattress is 2 m long, .5 m wide, & .1 m thick. What mass can it support in water before sinking?
*January 27, 2008*

**Algebra 2**

The values of the six trig. functions should be: sin(theta) = -4 ------- sqrt(41) cos(theta) = -5 ------- sqrt(41) tang(theta) = 4/5 csc(theta = sqrt(41) -------- -4 sec(theta) = sqrt(41) -------- -5 cot(theta)= 5/4
*November 27, 2007*

**Math**

If you are looking for the hypotenuse, then the equation that you should use is z=SQRT(x^2 + y^2), where both x and y are shorter than the z and ae adjacent to the right angly. However, if you are looking for one of the legs(either one of the shorter sides), then you must use ...
*November 26, 2007*

**difference between 10k, 14k, 18k gold**

have pendant that has on it 10k & co what does this mean??
*October 17, 2006*

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