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Nancy
Questions (7)
The 43rd term of an Ap is 26. Find the first term of the progression, given that it's common difference is 1/2 . Find the number
1 answer
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Solve the angle of elevation of the top of a tower from a point 42cm away from its base on level ground is 36degree find the
3 answers
103 views
Translate this sentence into an equation. 23 less than Matt's score is 66. Use the variable m to represent Matt's score.
2 answers
661 views
Using ruler and a pair of compasses only construct a quadrilateral ABCD with |AB|=9cm, |BC|=10cm, |AD|=7.5cm, angle ABC =45°and
3 answers
1,354 views
Joe is playing a game with a regular die. If the number that turns up is even, he will gain 5 times the number that comes up. If
1 answer
961 views
Write correct formulas for the products in these combustion reactions.
a)C6H6 + O2= b)C12H22O11+O2= c)C25H52+O2= d)C2H5OC2H5+O2=
1 answer
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Write correct formulas for the products in these combustion reactions.C6H6 + O2=
4 answers
1,064 views
Answers (8)
An arerial mast has a shadow 40cm long on level ground when the elevation of the sum is 70 degree . Calculate the height of the mast.
Diameter is 3.4 Circumference 10.7
I don't understand this solving at all
Try to give me a correct answer please
Two ingredients in a recipe are 2.5 cups of flour and 1.5 cups of sugar . If June keeps the proportion the same , how many cups of flour should she add to 4 cups of Sugar?
Wrong answer is 7 19/23
There is no way that question 1 can be C It's impossible. The answer has to be D or A.
This is second order because the k constant has different units for each order, so you'll just have to remember them? The half-life equation for 2nd order is 1/(k[Ao]) = t1/2 k=0.056 M-1s-1 Ao= 0.80M 1/(0.056x0.80) = 22.3s
