# Posts by johny

Total # Posts: 43

**SCIENCE**

You are going to fail

**Math**

How to solve this problem? Here is what I have done so far. 12(1/2)% x (1/2)/(3/4) First i solved the fractions (1/2) x (4/3) =4/6 I changed the 12(1/2)% into a decimal by solving 1/2, which is .5 which equals to 12.5 Answer is 1/12 but I have no idea how it got to that.

**math**

Suzy was putting a stone boarder around her square garden.she las able to complete one side of her garden before she ran out of stones.she usted 9 sones for the first side.How many more stones will she buy to complete her stone boarder?

**Language Art's**

I don't think that is a good idea to ask somebody here to write your paper instead of you. The best way out is to contact Supreme essay service. Those guys always do a good job. Give them a try. Best of luck!

**Physics**

2c

**Statistic**

Researchers collected samples of water from streams in a mountain range to investigate the effects of acid rain. They measured the pH (acidity) of the water (a lower pH means the water is more acidic). They then classified the steams with respect to the kind of substrate (type...

**English**

Again, I don't think you are still looking for some kind of help, my recommendation is to contact Supreme essay service. Those guys are real professionals in what they do. So you can definitely give them a try. Good luck!

**math please help ASAP**

There is a plane on top of a triangle with angles of 40 degrees and 80 degrees. The 40 degree angle is on the bottom left and the side opposite is Y. The 80 degrees angle is on the bottom right and the side opposite is X. So... What is X and what is Y?

**math**

There is a plane on top of a triangle with angles of 40 degrees and 80 degrees. The 40 degree angle is on the bottom left and the side opposite is Y. The 80 degrees angle is on the bottom right and the side opposite is X. So... What is X and what is Y?

**Math**

What is the area of a quadrilateral with sides 24 and 40 and a shared angle of 135 degrees ? Thank you

**Math**

They are not parallel because they do not have the same slope. They are not perpendicular because their slopes and not opposite reciprocals of each other. So... they are neither. The slope for line A is -5/3 and the slope for line B is 5/3

**Math**

A building was 210 ft high and a guy was 8 ft from the top and let down a wire that is .44 radians (degrees) to the ground... How long is the wire?

**Math**

The minimum is (3 π, 5) and the maximum is (5 π, 8). What is the amplitude and what is the period?

**math**

there is a women standing on a building. she sees a car. angle of depresion changes from 28 to 43 . distance traveled is 230 . find the hight of the building

**chemistery**

What is the molar concentration of a solution of sulfuric acid, H2SO4, if 4.64 mL react completely with 0.644 g of NaOH which was dissolved in 200 mL of water? Hint given in feedback

**PLZZ HELP ME WITH THIS MATH MS SUE.**

this don't help

**Chemistry**

You are given the following decomposition reaction of ammonia NH3 ---> H2 + N3 unbalanced When you decompose 12.0g of NH3you produce 1.87 g of H2 Calculate the percent yield of H2

**chemistry**

mass of crucible- 26.4574g mass of crucible and hydrated sample- 27.7617g mass of hydrated sample 1.3043g mass of crucible and dehydrated sample- 27.5693g mass of dehydrated sample- 1.1119g mass of filter paper- 0.7089g mass of filter paper and copper- 1.1418g mass of copper...

**phi103**

display all the possible truth values involved with a set of sentences.

**chemistry**

how much heat is required to melt 15 g of ice which is at a temperature of 0 degrees celsius

**physics**

Imagine a car involved in a head-on crash. The driver, whose mass is m, is to be brought uniformly to rest within the passenger compartment by compressing an inflated air bag through a distance sc. Write an expression for the average force exerted on the bag in terms of m, vi...

**chemistry**

HF is the hydrogen bond in the listed below because hydrogen must be bonded to either a fluorine,oxygen or nitrogen atom.

**calculus**

what happens when Limit as x approaches infinity A) (sqrt(9+10x^2))/(7+9x)

**Calculus**

what happens when the limit goes to infinity 4x-6sqrt(x)

**social studies**

true

**science**

why is the pressure more on ground when a person is walking than when he is standing ?

**science**

how does the weight of an object change with in sea change with densities ?

**physics**

can i have multiple choice questions on thermodynamics: relationship between work and heat, the first law of thermodynamic, and the second law of thermodynamic

**math 117**

can someone help me with this radical numbers problem? (2suare root 8)(2-square root 8) would it be 2 square root 4?

**progamming JAVA**

1.Write an algorithm, in English, to solve the following problem. Be sure to include pre- and post-conditions! 2.Problem: Solve X mod Y for all positive integers. Do so without using multiplication or division. 3.What is (7 / 3) + (4 % 5)?

**Programming JAVA**

1. What is 9.9 + (11 % 8)? 2. Write one line that creates a variable named Pickles that can hold an integer and assign it the value of ten.

**organic**

what is the best way to synthesize 4-isopropylbenzonitrile?

**organic**

what amine forms an N-nitrosoamine on treatment with NaNO2 in dlute aqueous acid at 0 degrees celsius?

**organic chemistry**

What compounds gives diethylamine, on reduction with lithium aluminum hydride?

**organic**

what will the structure look like if a tetrahedral intermediate is formed during the reaction of an ester with an amine?

**organic chemistry**

what site dr bob

**organic chemistry**

what is the first and second step in a alkene halogenation reaction

**organic**

what is the best synthesis of 4-isopropylbenzonitrile?

**organic**

how do you prepare m-bromophenol (E)?

**organic**

what amine is forms an N-nitrosoamine on treatment with NaNO2 in dilute aqueous acid at 0' C?

**organic**

what is the major species present in a solution of glycine at a ph of 2

**organic**

which substituent increases the acidity of a phenolic hydroxyl group when located next to it? CH3- CH3Cdouble bond O -C double bond N

**organic**

how do you convert methyl-CH2CH2CH2CH3 to methyl-CH-CL-CH-CL-CH2CH3

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