# Posts by Shania

Total # Posts: 66

chemistry
What volume of distilled water should be added to 500ml of a solution of sulphuric acid to 90% by weight, density 1.81 g.mL-1, to obtain a 10 Molar solution?

chemistry
Assuming a yield of 26.10 percent calculate the actual yield of magnesium nitrate formed from 42.2 g of magnesium and excess copper(ii) nitrate .

chemistry
Calculate the concentration of the chromate ion that should be present at the final point of the titration of 50, 00mL of a solution of KBr 0, 02mol/L with a solution of AgNO3 0, 01mol/L, if the maximum theoretical error for titration is 1.0%.

chemistry
thanks! =)

chemistry
Which of the following would most likely act as a Bronsted-Lowry acid? OH- HCN CCl4 Mg(OH)+

Medical coding II
A 66-year-old patient is seen as an outpatient in the community mental health center and participates in multiple-family group psychotherapy for 45 minutes. Diagnosis: Agoraphobia with panic attacks. List diagnosis and CPT codes

Math
7yd 2ft + 2yd 2ft

Math trig
Two towers 50 meters apart from the top of the shorter tower to the top of the taller tower 43 degree elevation, depression from the top of shorter tower to the bottom of the taller tower is 36 degrees what is the height of each tower?

chemistry
If we combine nitrous oxide (NO, laughing gas) with oxygen (O2) we produce nitrogen dioxide (NO2) according to the following reaction: 2NO + O2→ 2NO2 How many grams of NO2 will be produced when 5.00 moles of NO react?

math
There are 568 apples and oranges in a box. There are 40 more apples than oranges. 15 oranges are rotten. How many more apples than fresh oranges are there in the box? work: apples + oranges = 568 apples = oranges + 40 (since there are 40 more apples than oranges) how do i ...

ALGORITHM
Write an algorithm to calculate the average height of 10 student in a 9 grade class

Chemistry
What mass of sodium phosphate is needed to produce 75.00 g of solid product?

math
rachel is flying a kite.she lets out 70 yard string. The kite angle of elevation from the ground is 68 degree. How high is the kite?

Chemistry
Determine the concentration of H + ions from an aqueous solution of nitrous acid (HNO2) 0.02 mol / L, knowing the degree of ionization of the acid is 3%

Social Impact of Technology
he enactment of the Magnuson Act in 1976: focused more on sustainable yield approaches to U.S. fisheries. opened up U.S. fisheries to foreign commercial interests. allowed fishery managers to use economic and social factors to modify estimates of sustainable fish catches. ...

Oak Construction Company built 128 houses in Hilltop Estates. If the company built 7 times as many colonial style houses as ranch style houses, how many ranch style houses were erected? 14 21 16 24 14?

Social Impact of Technology
can you tell us if we are right or wrong? and give us a hint?

Social Impact of Technology
nvm i think its imposed restrictions...

Social Impact of Technology
luka read what ms sue wrote its not right

Social Impact of Technology
I mean the book says allowed fishery managers to use economic and social factors to modify estimates of sustainable fish catches. but someone told me its wrong...so i don't understand

Social Impact of Technology
T^T I am not good n english so i don't understand,

Social Impact of Technology
i also don't understand :(

Math
A man is 1.9m tall and he stands 2.4m from the lampost , which is 3.2m high. Find the lenght of the man's shadow.

math
a number of children chose roald dahl multiplied by a number of children who chose C.S Lewis is 735. 14 more chose Jacquline wilson. how many chose Jacquline wilson and how many chose roald dahl

Algebra 8th
150

Related Rates
Thank you very much. I understand it now. :-)

Related Rates
A particle moves along a path described by y=x^2. At what point along the curve are x and y changing at the same rate? Find this rate if at time t we have x=sin t and y= sin^2t. I solved the first part and got (1/2, 1/4), but I have no idea how to tackle the second part. Help ...

fractions
Fraction from least to greatest

math
64 and four fifths

math
you try na at lease i tried

math
15 21/15

math

math
i will figure it out miss feel she know it all

math
rectangle

math

math
john worked from 8;15 to 2;30 from monday to friday if he is paid twenty four dollars per hour calculate his monthly salary please help me

Math
YEA

prealgbra
charlie is at a small airfied watch for the approach of a a small plane with engine trouble. he sees the plane at an angle of elvation of 32. at the same time, the pilot radios charlie and reports the planes altitude is 1,700 feet. Charlies eyes are 5.2 feet from the ground. ...

prealgbra
is the sequence 3,12,36 a geometric sequence?explain

prealgbra
is a triangle with sides of length 6ft,21ft,23ft a right triangle.? explain

Algebra
4.5 %Pr

Social Studies 9
I have to write a pamphlet for my teacher, the pamphlet is on Charles the First, in the view of Walter Prynne. How am i supposed to do this? My teacher never explained how. she just said to do it and gave us a sheet that said basically what she had said, but it had what the ...

geography and world Cultures
Egypt is in Africa because its where Africa is located and it shares a religion as each other.

algebra
whats the model of 2x + 3 = 3x -1 and whats the value of x?

math
Subtract and simplify if possible c/(x+c)-c/(x-c)

math
what is the area of a circle if the raduis is 39 cm long?

HOW TO CHANGE 1 3/8 INTO A INPROPER FRACTION

home economics
three branches of home economics?

physics
A diver running 1.0 m/s dives out horizontally from the edge of a vertical cliff and reaches the water below 2.8 s later. How high was the cliff and how far from its base did the diver hit the water?

my lesson says to find the unknown number in each equation. 12r - 4r = 48 r=? could the answer be r=48? or r=8x6

what is 1/6h = 9 and h=?

math
thanks so much. my next question is 1/6h =9 h=? would it be h= 3

on my lesson it shows 12r - 4r = 48 r= me and my grandmother can't get the answer.

what is 12r - 4r = 48 what does r equals ? I don't understand. does r=8? This is hard for me. thanks Ms sue

12r - 4r = 48 what does r equal

people
why does people study social studies?

Criminal Justice - Defense Lawyer ?
I am working on a project towards my criminal justice degree and need to find out what a defense lawyer typically charges per hour, specifically for serious crimes. Does anyone know a typical rate would be or where I can find this information?

math

english
i need information on a storyboard