Saturday
December 3, 2016

# Posts by Hiba

Total # Posts: 49

Physics
A pebble is dropped from rest from the top of a tall cliff and falls 4.9meters after 1 second has elapsed. How much further does it drop in the next 2 seconds?
August 26, 2016

Science chemistry
a steel cylinder of oxygen with a volume of 15 L was available for medical purposes. The cylinder pressure decrease from 40.6 to 38.5 atm during which time the temperature remain at 24.0 °C how many moles of oxygen had been removed
December 18, 2015

Science
a steel cylinder of oxygen with a volume of 15 L was available for medical purposes. The cylinder pressure decrease from 40.6 to 38.5 atm during which time the temperature remain at 24.0 °C how many moles of oxygen had been removed
December 18, 2015

Genatics
To maximize the number of auxotrophic mutant should not be more than 20 min, because if the cells exposed more than 20 min according to data I have, the number decrease start from 40 min and more.
November 15, 2015

Genatics
when designing a protocol to produce auxotrophs for biochemical pathways, how long should you irradiate yeast in this system to maximize the number of auxotrophic mutants? Explain your reasoning.
November 15, 2015

PHYSICS
A block with mass m1 = 9.0 kg is on an incline with an angle θ = 32.0° with respect to the horizontal. For the first question there is no friction, but for the rest of this problem the coefficients of friction are: μk = 0.28 and μs = 0.308. To keep the mass...
February 2, 2013

geometry
Miguel is driving his motorboat across a river. The speed of the boat in still water is 10 mi/h. The river flows directly south at 3 mi/h. If Miguel heads directly west, what are the boat’s resultant speed and direction? Round answers to the nearest tenth.
February 27, 2012

plz plz plz help in science
An elastic object strikes to ground and compress when it touches the ground. What is energy transformation? a- gravitational to electric b- electric to gravitational c- A ---Answer i don't know which one is right for the second one. A study shows treatment of peptic ulcer ...
December 13, 2011

science check
An elastic object strikes to ground and compress when it touches the ground. What is energy transformation? a- gravitational to electric b- electric to gravitational c- A ---Answer i don't know which one is right for the second one. A study shows treatment of peptic ulcer ...
December 12, 2011

math
Miss Sue , I was just woundering, question say nearest hundered before tax. Do i minus the tax amount from the 706.is this a trick or 706 is perfect answer.
December 3, 2011

math
thank you so much , you are right it is 8.5 %.
December 3, 2011

math
Thanks , what if, in the last question tax rate is only 8 % ..
December 3, 2011

math
A white rose plant has 3 time as many blooms as red.Togher they are 48 ,which of following number of bloom on white rose. 12...24....36...16 48 divided by 3 ..16 i answered 16....? i don't rembered the second question excatly word by word , it come in test and i got wrong...
December 3, 2011

Math
Thanks.
December 3, 2011

Math
12cm by 21cm = 2*33= 66 ??
December 3, 2011

Math
it make sense so , just apply the Perameter formula and put the valuse so answers is 44 then 44*1.5 = 66. But How i have deal with increased 50% deminsion thing . please can you simplfy this .
December 3, 2011

Math
8cm by 28 cm ? I am confused . Geometery is not my thing .
December 3, 2011

miss sue
Thank you so much .
December 1, 2011

miss sue
i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing . Math - Ms. Sue, Thursday, ...
December 1, 2011

Math
i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing .
December 1, 2011

thank you so much .........
November 30, 2011

November 30, 2011

if a man cut grass in 6 hour , another man cut in 12 hour , how many hour ther were both spend if they cut grass toghter. answer 9 hour or 4 hour
November 30, 2011

bio check plz plz plz
in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....
November 28, 2011

science HElp
the covalent bond between the monomers of an enzyme macromolecules are peptide ester or phosphodiester bond question2 why urctic forx change coloring from brown in summer and white in winter . My answeers is = fox change phenotype but genotypes does not chane? am i right ?
November 28, 2011

Math
I think the answer is 16 .....2(4+4) 16 . am I right .help ..
October 20, 2011

Math
So the answer is 6 .please let me know if I m right or wrong.
October 20, 2011

Math
Thank you both of you.
October 20, 2011

Math
These 2 answers are different which one is the right.
October 20, 2011

Math
Thank you.
October 20, 2011

Math
Least to greatest Plz help me ....o.o101-0.100-0.110-0.0011 Plz help me to find a least to greTesT.
October 20, 2011

I have assignment i need help in Agency and partnership, cases how can i send it to you
March 24, 2011

Math
what is the horizontal asymptote for y=(x-2)/(x^2-9)?
January 12, 2011

Chemistry
In which reaction does the oxidation number of oxygen increase? a. Ba(NO3)2+K2SO4--->BASO4+2KNO3 b. HCL+ NaOH---> NaCl+H20 c. Mg0+ H20---> Mg(OH)2 d. 2SO2+02---> 2SO3 e. 2H2O---> 2H2+O2
September 14, 2010

Chemistry
YES 15g NaOH dissolves in 150 mL of 0.250 M nitric acid.
September 14, 2010

Chemistry
NaOH+HNO3---> NaNO3+H2O calculate the number of moles of every ion present in solution after the reaction has occurred.
September 14, 2010

chemistry
Sorry i got confused so it is 4000 mL. So will the final volume be the L that is added?
September 14, 2010

chemistry
So will it be 0.004*6=2(mL) 0.024/2=mL 0.012mL ?
September 14, 2010

chemistry
How many liters of water must be added to 4 liters of a 6 molar HNO3 solution to create a solution that is 2 molar?
September 14, 2010

English Help 2
August 26, 2010

English Help 2
I am writting a assigment about sappho's potery . This is my last paragraph .I want you to check it for me plz .and make it error free.
August 26, 2010

English Help 2
Through out her poetry, she seems to be very passionate about her love .she talks about her lover “He seems to me Equal to Gods” .She thinks ,Her love for that man is undesirable .She loves him very much that she worship him like a God. She is at the top of her love...
August 26, 2010

English
Through out her poetry, she seems to be very passionate about her love .she talks about her lover “He seems to me Equal to Gods” .She thinks ,Her love for that man is undesirable .She loves him very much that she worship him like a God. She is at the top of her love ...
August 26, 2010

English
Thankyou so much .
August 26, 2010

English
I need help to error free assignment. Sappho born 630 B.C. in Lesbo. She was lyric poet. She wrote poetry that was admired by ancient world. Her poetry work was very personal in nature .She talk about herself, family , daughter and lovers. She also introduces ancient Greece to...
August 26, 2010

english
letter to the Minister of envirnment in which you complain about the environment problems in your city.Then give suggestions to solve th problems.
February 11, 2010

computer forensics
1.Check the operating system’s swap file. Using the WinHex to go through the swap file, have you found any interesting results? 2.Design a plan to check the ram slack and drive slack on your computer with the tool WinHex. Report your findings. 3. Use WinHex to check ...
October 31, 2007

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