Monday
April 21, 2014

Posts by Many


Total # Posts: 20

Science
How do connective tissue cells differ from nerve cells

Biology
How do connective tissue cells differ from nerve cells

Chemistry
What volume of a 0.5 M solution is required to prepare 250 mL of a 0.15M solution? (Note: M = mole per Litre) Is 175ml correct?

Chemistry
What volume of a 0.5 M solution is required to prepare 250 mL of a 0.15M solution? (Note: M = mole per Litre) Is 175ml correct?

Chemistry
6. Which one of the following statements about chemical bonding is not correct? a) Ionic bonding occurs when one atom donates electrons to another. b) When atoms bond, the resulting compound is of a lower energy state than that of the combining atoms. c) A covalent bond forms ...

algebra
6b+b=7-14 7b=-7 b=-1

math
part that isn't shaded

math
12/17

math
Yes

7th grade math help Ms. Sue please
0.003 as a percent is 0.3% 0.00007 as a percent is 0.007%

Math
T total cookies T-(Tx1/4) - ((T-(Tx1/4))x1/2) =18 T-T/4 - 3T/4 x 1/2= 18 3T/4-3T/8=18 3T/8=18 3T=144 T=48

algebra
Deposit 5% = 5%X$85000 = $4250 Amount left = $85000 - $4250 = $80750 One year interest = 9.5% X $80750 = 7671.25 20 years interest = $153425 30 years interest= $230137.50 Saving is $76712.5

Chemistry Bobpursley
What about a? It doesn't increase? if so why?

Chemistry Bobpursley
A chemical buffer works by reacting with the hydrogen or hydroxyl ions that result from adding an acid (a substance high in hydrogen ions) to the solution. The buffer chemically binds these ions into a form in the compound that keeps them from being free in the solution to aff...

Chemistry Bobpursley
Can you help please?

Chemistry Bobpursley
Please choose the correct option to complete the following statements. (6 marks) a) If a large amount of base is added to water, the pH of resulting solution would most likely Increase/decrease/remain the same Explain your choice b) If a small amount of acid is added to a buff...

7/8 Math
An Irrational Number is a real number that cannot be written as a simple fraction A rational number is a number that can be written as a simple fraction

Chemistry
The following questions relate to acid base reactions. a) What type of reaction is said to occur when an acid reacts with a base.? ……………………………… b) What are the general products of such a reaction? i.e. An acid + a bas...

Chemistry
Thank you

Chemistry
What role does a catalyst play in a chemical reaction in terms of rate and yield

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