Questions and answers by

Zahra

Questions (12)

To 20,00 ml of 0,0500 mol/l sulfuric acid solution 19,98 ml of 0,1000 mol/lsodium hydroxide solution was added during titration.
1. 1 answer
2. 72 views
Concentration of potassium dichromate is equal to 0,02555 mol/l. Initialvolume is 250 ml. Till which volume (in ml) it should be
1. 1 answer
2. 75 views
In which number the place value of the digit 9 ten times as much as the place value of the digit 9 in 410,917
1. 2 answers
2. 1,016 views
The Burr Corporation’s total cost function (where TC is the total cost in dollars and Q is quantity) is TC = 200 + 4Q + 2Q^2a.
1. 0 answers
2. 421 views
ChemistryThe molar heat capacity of butane under constant pressure Cp=19.4 + 0.233 T J.mol' '.K' . Calculate the quantity of
1. 0 answers
2. 585 views
Hi,I need help seeing if I corrected the following correctly. #1-Incorrect: This is getting boring. I killed Hook no pirates, no
1. 1 answer
2. 470 views
Show how to construct a triangle given the length of one side, the size of an adjacent angle and the length of the median from
1. 1 answer
2. 551 views
What are the functions of the following weather instruments?1.rain gauge 2.Hygrometer 3.Windsock(I think it tell the strength of
1. 2 answers
2. 1,286 views
1.What are lungs made up of?2.What is one function of the rennin? 3.Where is water and mineral salts absorbed? 4.What are the
1. 4 answers
2. 538 views
How do plants depend on plants ?
1. 2 answers
2. 370 views
A laser beam of light csn be bouncedoff the Moon (from a special mirror left there by astronauts). The light travels there and
1. 1 answer
2. 727 views
What conditions must be kept constant for a fair test for the amount of carbon dioxide against the rate of photosynthesis of
1. 0 answers
2. 591 views