# i need the exat percentage of nitrogen in magnesium nitride

6,975 results, page 59-
## Math

Circular discs of radius 3.5cm are to be cut from a rectangular sheet of cardboard measuring 50cm by 30cm. once the disc are cut out, the remaining parts of the sheet are waste. A. how many disc can be cut from one sheet of cardboard? B. If % waste =

*asked by Mhon on June 28, 2016* -
## Chemistry

Need help with AP chemistry, specifically Acids and Bases The acid ionization constant, Ka, for propanoic acid, C2H5COOH, is 1.3 10 -5 . (a) Write the expression for the acid-dissociation constant, Ka for propanoic acid. (b) Calculate the hydrogen ion

*asked by Sam on April 10, 2012* -
## Math

I am lost on this problem can someone help me with it? What is the major focal point of the story told by the information? Source of data: Ipsos-Public Affairs polls at least 966 people in each country September 17- October 2, 2005. Margin of error:

*asked by B.B. on July 30, 2009* -
## science

How many calories are in a food that contains .100 grams of CHO . 20 grams of protein . 20 grams of fat What percentage of the total calories comes from: . CHO .Protein .Fat

*asked by TayB on August 31, 2014* -
## Math

At Carl's birthday party there were 11 boys, 9 girls, and 5 adults. What percentage of: a. the children are boys? b. the children are girls? c. all the guests are adults? d. all the guests are girls?

*asked by Darwin on August 19, 2016* -
## math,percentage

Rahayu spent 2h 25m in a library.she spent 30m of the time reading newspapers.what percentage of her time in the library was spent reading newspapers?

*asked by kimi on February 13, 2012* -
## math

there are 600 children on a field. 30% of them were boys. after 5 teams of boys join the children on the field, the percentage of children who were boys increaseto 40%. how many boys were there in the 5 teams altogether?

*asked by Student on January 22, 2018* -
## geometry

Side of cube=6cm Sphere is placed in cube.Calculate volume of cube.Calculate volume of sphere.What percentage of the space in the cube does the sphere occupy?

*asked by reshma on February 16, 2011* -
## Math

Store A usually sells a jacket for $72 but today I can buy it for $40. Store B usually sells the same jacket for $38 but today I can buy it for $18. Which store is offering the greatest percentage off the origanal price ? In which store would you buy the

*asked by pavleen on February 19, 2010* -
## Math-probability

A sporting goods store estmates that 20% of the students at a nearby university ski downhill and 15% ski cross country. Of those who ski downhill, 40% also ski cross country. What percentage of these students ski both down hill and cross country? Write as

*asked by Gina on July 27, 2013* -
## Math

3. The reported wages are realized income or gross income? Neither Realized Income Gross Income 4. You are looking at your W2 and see that your local wages were $40,000 and the amount of local tax withheld was $600. What percentage rate was withheld? 1.5%

*asked by Anonymous on May 30, 2018* -
## chemistry

The Young’s modulus for steel is 20.7*1010 N/m2. How much will a 2.5 mm diameter wire 12 cm long, be strained when it supports a load of 450 N? Aluminum’s Young’s modulus is 6.9*1010 N/m2. Express the strain as a decimal, not a percentage What

*asked by Anonymous on April 26, 2013* -
## Chemistry

A sample of calcario and other components of the soil was intensely warm. Under these conditions, the calcario undergoes decomposition in calcium oxide and carbon dioxide. CaCO3 (s)-> CaO (s) + CO2 (g) The analysis of 71, 42 g of a sample of limestone

*asked by William on March 29, 2016* -
## accounting

Lisa school supplies suffred a fire loss. The company needs to estimate the cost of good destroyed. Beginning inventory was 100,000 purchases totaled 600,000 and sales came equaled 1,000,000. Lisa normal gross profit percentage is 40%. What is the

*asked by kelvin on October 12, 2012* -
## Chemistry

This is a back titration question and I'm struggling with it :/ So if you can help me, that would be very appreciated :) Q. A sample of steel wool was dissolved in excess sulfuric acid. The resulting solution (FeSO4 aq) was then titrated with potassium

*asked by Rapunzel on February 27, 2013* -
## chemistry

A copper wire weighing 5.463g was dissolved in excess nitric acid, precipitated as copper(2)carbonate with excess sodium carbonate, and then converted tooo copper(2) sulfate pentahydrate using excess sulfuric acid. A student carrying out these reactions

*asked by 496935sd on March 26, 2010* -
## Chemistry

If 24.3 grams of an aqueous solution of aluminum iodide, AlI3, contains 6.56 grams of aluminum iodide, what is the percentage by mass of aluminum iodide in the solution?

*asked by Ebony on May 5, 2017* -
## economics

Calculate the percentage return on the security if the payoff to the security in one year is $1,000, ... security in one year is $1,000, $1,500, $2,000, or $2,500.

*asked by cheryl on April 14, 2013* -
## Chemistry

Hi, I posted a question yesterday : A compound contains only carbon, hydrogen, nitrogen, and oxygen. Combustion of 0.157 of the compound produced 0.213g CO2 and 0.0310 g H20. In another experiment, it is found that 0.103g of the compound produces 0.0230 g

*asked by Anonymous on April 15, 2010* -
## Chemistry

A sample of sandstone consists of silica, SiO2, and calcite, CaCO3. When the sandstone is heated, calcium carbonate, CaCO3, decomposes into calcium oxide, CaO, and carbon dioxide. CaCO3(s) → CaO(s) + CO2(g) What is the percentage of silica in the

*asked by Amanda on September 30, 2009* -
## sciology college course

1. A dad holds five coins in his hand. He tells his son that if he can guess the amount of money he is holding within 5% percentage error he can have the money. The son guesses that he is holding 81 cents. The dad opens his hand and displays 90 cents. Did

*asked by sucker 1 on April 14, 2013* -
## OChem

The solubility of acetanilide is 3.53 g in 100 mL of chloroform at 0 °C, and 29.1 g in 100 mL of chloroform at 60 °C. What is the maximum percent recovery that can be achieved for the recrystallization of acetanilide from chloroform? Hint: During a

*asked by A Giles on September 16, 2014* -
## statistics

4.The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 500 and standard deviation of 100. These scores are close to be normally distributed. a. What percentage of the scores can

*asked by kelli on March 25, 2015* -
## Statistics

Direct mail advertisers send solicitations ("junk mail") to thousands of potential customers in the hope that some will buy the company's product. The response rate is usually quite low. Suppose a company wants to test the response to a new flyer and

*asked by Iresse on September 23, 2016* -
## Statistics

Direct mail advertisers send solicitations ("junk mail") to thousands of potential customers in the hope that some will buy the company's product. The response rate is usually quite low. Suppose a company wants to test the response to a new flyer and

*asked by Iresse on September 23, 2016* -
## chemistry

3. A solution is made by dissolving 5.00 g of impure sodium hydroxide in water and making it up to 1.00dm3 of solution. 25.0 cm3 of this solution is neutralized by 30.0 cm3 of hydrochloric acid of concentration 0.102 mol/dm3. a) Calculate the number of

*asked by gasana on April 18, 2017* -
## Environmental science

I know how environmental science branches off to various sciences- how does astronomy (to be specific, the discovery that Pluto's not a planet anymore) relates to environmental science? Thank you! Reclassifying Pluto as "not a planet" is NOT a discovery.

*asked by Jin on September 6, 2006* -
## Physics

(1) body is taken to depth of 32km below the surface of the earth. Calculate the percentage decrease in the weight of the body at this depth (The radius of the earth is 6400km) (2)A wire of mass per unit length 5.0gm-1 is stretched between 2 points 30cm

*asked by matrixxavier on July 26, 2008* -
## Physics, please help

Copper has a breaking stress of about 3 × 10^8 N/m2. What is the maximum load that can be hung from a copper wire of diameter 0.5 mm? Answer in units of N. If 55% of this maximum load is hung from the copper wire, by what percentage of its length will it

*asked by John on November 18, 2017* -
## math

John and Smith went to a stationery shop. John bought 6 pens, 4 pencils and 3 erasers. Smith bought 3 pens, 8 pencils and 6 erasers and spent 20% more than John. What percentage money did John spend on pens? How can I form an equation and solve?

*asked by rachel on December 8, 2014* -
## Physics

Copper has a breaking stress of about 3 × 10^8 N/m2. What is the maximum load that can be hung from a copper wire of diameter 0.5 mm? Answer in units of N. If 55% of this maximum load is hung from the copper wire, by what percentage of its length will it

*asked by John on November 17, 2017* -
## chemistry

A gas mixture is composed of 4.3 grams of hydrogen (density at STP = 0.089 g/L) and 2.9 grams of helium (density at STP = 0.179 g/L). What is the percentage (v/v) helium in the mixture? If v/v = Volume of gas/total volume how would we find the volume of

*asked by Anon on November 13, 2014* -
## science

Consider a piece of gold jewelry that weighs 9.35 g and has a volume of 0.690 cm3 . The jewelry contains only gold and silver, which have densities of 19.3 g/cm3 and 10.5 g/cm3, respectively. If the total volume of the jewelry is the sum of the volumes of

*asked by Mikel on July 15, 2017* -
## math

25 guests attended the first party. 33 guests attended the second party. What is the percentage increase in the number of guests from the first to second party?

*asked by Michelle on March 1, 2012* -
## computer studiea

: 88% 100% 100% 100% 16% what is overall percentage

*asked by mary on June 17, 2016* -
## math

Suppose a test of musical ability has a normal distribution with a mean of 50 and a standard deviation of 5. Approximately what percentage of people are over 55? a. 6% b. 16% c. 45% d. 84% A z-score of 1.75 indicates how many standard deviation units above

*asked by Amanda on May 9, 2010* -
## Economics

Suppose that the objective of a union is to maximize the total dues paid to the union by its membership. Explain the union strategy, in terms of the wage level and employment level, under the following two scenarios. a)Union dues are a percentage of total

*asked by Anonymous on November 7, 2009* -
## math problem

a worker submits the following data on a timesheet: week 1: total hours: 42 (including 4 hrs sick leave, 6 hrs travel) Week 2: total hours: 46 hours (including 5 hours travel) what percentage of the recorded time did the worker spemnd traveling?

*asked by bev on May 18, 2009* -
## stats

A company that manufactures and bottles apple juice has a machine that automatically fills 16-ounce bottles. There is some variation, however, in the exact amount of juice dispensed into each bottle. From a large number of observations taken over a long

*asked by a on January 29, 2011* -
## chem

1) If more reactant is added to a gaseous reaction at equilibrium, what will happen to the value of the equilibrium constant? a. it will increase b. it will decrease c. it will remain the same d. it can either increase or decrease 2) Which of the following

*asked by HEATHER on February 2, 2012* -
## chemistry

Fructose is a sugar commonly found in fruit. A sample of fructose, C6H12O6, weighing 4.50 g is burned in a bomb calorimeter. The heat capacity of the colorimeter is 2.115 E4 J/ºC. The temperature in the calorimeter rises from 23.49ºC to 27.71ºC. A)What

*asked by Chris on January 29, 2007* -
## Classical mechanics

In the lecture, we discussed the case of an isothermal atmosphere where the temperature is assumed to be constant. In reality, however, the temperature in the Earth's atmosphere is not uniform and can vary strongly and in a non-linear way, especially at

*asked by JuanPro on January 10, 2014* -
## Chemistry

Part 1: Each molecule of NO2, nitrogen dioxide, consists of 1 atom of N and 2 atoms of O. If you have 0.155 g. of NO2, how many molecules of NO2 do you have ? 0.155gx46.0 = moles moles x 6.02 E23 = answer Part 1 Answer: 2030000000000000000000 Part 2: How

*asked by Summer on June 14, 2011* -
## Math CSET

A student scores 96 on a test. The class average is 84, with a standard deviation of 4 points. What percentage of the class scored below this student? I understand the 96-84/4 part to obtain a z-score of 3. What I do not understand is, if I do not have

*asked by Michael on July 21, 2016* -
## Pre-Calc Help please?

The more you study for a certain exam, the better your performance on it. If you study for 10 hours, your score will be 65%. If you study for 20 hours, your score will be 95%.You can get as close as you want to a perfect score just by studying long enough.

*asked by Pat on February 16, 2016* -
## Math

Students are given three chances to pass a basic skills exam for permission to enrol in Calculus. Sixty percent of the students pass on the first try, of those that fail on the first try, fifty four percent pass on the second try, and of those remaining,

*asked by Anonymous on October 6, 2011* -
## maths

There are 40 students in a class.14 of these students are girls. What percentage of the class are girls?

*asked by Amelia on April 5, 2016* -
## math

Reading readiness of preschoolers from an impoverished neighborhood (n = 20) was measured using a standardized test. Nationally, the mean on this test for preschoolers is 30.9, with s = 2.08. a.Children below the 30th percentile are in need of special

*asked by Elizabeth on September 4, 2010* -
## Physics

A computer and monitor use 800J of electric energy each second. The monitor produces 30J of light energy each second. The fan in the computer converts 15J each second into kinetic energy. The lights on the tower give off 10J of light energy. If all the

*asked by Jessica on September 23, 2008* -
## Chemistry

A student is given 2.94g of a mixture containing anhydrous MgCl2 and KNO3. To determine the percentage by mass of MgCl2 in the mixture, the student uses excess AgNO3 to precipitate the chlorides ios as AgCl Starting with the 2.94g sample of the mixture

*asked by Shariah on January 24, 2017* -
## physics

An object of mass 26 kg is thrown straight upwards from the ground at 27 m/s. Due to air resistance (a non-conservative force), the object loses some of its initial energy during its trip to reach maximum height and only travels to a height above the

*asked by Chelsea on October 31, 2012* -
## managerial economics

Price 1 is 50, price 2 is 38.78. Quantity 1 is 100, quantity 2 is 169. solve the price elasticity of demand. what if our goal is to decrease price by 14% what if our goal is to raise quantity from 169 to 300 by how much percentage we should decrease price?

*asked by mark on June 16, 2009* -
## chemistry. please help drbob222

One of the reactions involved in the smelting of copper sulfide ores involves copper (I) oxide and copper (I) sulfide: 2Cu2O2 + Cu2S ---> 6Cu + SO2 Assuming that 35.00 g of copper (I) oxide is heated with 25.00 g of copper (I) sulfide A) determine which

*asked by Rose on December 7, 2014* -
## Need help on English General Paper

My General Paper teacher had given me a essay question, it is an absolute preposition ('too much, too little') type of question Question: There is too much equal treatment given to women in modern society. Do you agree? I disagree to this extreme claim

*asked by John Tan on August 10, 2006* -
## SS! HARD!

How U.S. Citizens Want to Balance the Budget, July 2011 Chart: (Survey conducted July 7-10, 2011, with a random sample of 1,016 adults, For results based on the total sample of national adults, one can say with 95% confidence that the maximum margin of

*asked by Agala on January 26, 2017* -
## chemistry

The aspirin content in the analgesic tablets is determined from 120 samples to have a ean of 250 mg with a standard deviation of 5 mg. from a production line, what percentage of the tablets are expected to contain between 243 and 262 mg of aspirin?What is

*asked by jimmy on September 13, 2008* -
## chemistry

The aspirin content in the analgesic tablets is determined from 120 samples to have a ean of 250 mg with a standard deviation of 5 mg. from a production line, what percentage of the tablets are expected to contain between 243 and 262 mg of aspirin?What is

*asked by Jimmy on September 13, 2008* -
## math

can please someone check my answer Q.) 30% of the adult population was offline in terms of being able or willing to access the internet. New data relating to the year 2010 (sourced from The Office for National Statistics) indicated that this group numbered

*asked by Mctagger on June 23, 2011* -
## chemistry(college)

A student reacts benzene,C6H6. with bromine. Br2. in an attempt to prepare bromobenzene. C6HSBr : C6H6 + Brl·---·-_·_-> C6HSBr + HBr (a) What is the theoretical yield of bromobenzene in this reaction when 60.0 g of benzene reacts with 60.0 g Brl? b) If

*asked by Lareese on April 30, 2012* -
## Math

A school planned to buy x calculators for a total cost of Ksh 16200. The supplier agreed to offer a discount of Ksh 60 per calculator. The school was the able to get three extra calculators for the same amount of money. (a) Write an expression in terms of

*asked by Anonymous on October 16, 2012* -
## Algebra

A school planned to buy x calculators for a total cost of Ksh 16200. The supplier agreed to offer a discount of Ksh 60 per calculator. The school was the able to get three extra calculators for the same amount of money. (a) Write an expression in terms of

*asked by Anonymous on October 16, 2012* -
## math

A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and other features. The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 55

*asked by Anonymous on December 1, 2015* -
## statistics

Suppose that the percentage returns for a given year for all stocks listed on the New York Stock Exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing a random sample of n= 5

*asked by Amy on August 31, 2009* -
## math

A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and other features. The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 55

*asked by john on December 1, 2015* -
## Economics

Consider an economy with a constant nominal money supply, a constant level of real output Y = 100, and a constant real interest rate, r = 0.10. Suppose that the income elasticity of demand is 0.5 and the interest elasticity of money demand is –0.1. By

*asked by Sally on March 19, 2012* -
## Statistics

Suppose that the percentage returns for a given year for all stocks listed on the New York Stock Exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing a random sample of n= 5

*asked by Mary on June 7, 2010* -
## math

A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and other features. The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 55

*asked by john on December 1, 2015* -
## Science

What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and casts. After six half-lives,

*asked by Anonymous on October 15, 2013* -
## English

Does this sound like an indirect quote? I put it in quotations. One of the biggest problems with animal testing is the fact that animals are extremely different from humans, therefore they make bad test subjects. "The National Institutes of Health has

*asked by T on March 13, 2018* -
## Science

What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and casts. After six half-lives,

*asked by Anonymous on October 16, 2013* -
## Science

What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and casts. After six half-lives,

*asked by Anonymous on October 16, 2013* -
## Science- Earth and its History

*asked by Anonymous on October 15, 2013* -
## statistics

Suppose that diastolic blood pressure readings of adult males have a bell-shaped distribution with a mean of 84 84 mmHg and a standard deviation of 9 9 mmHg. Using the empirical rule, what percentage of adult males have diastolic blood pressure readings

*asked by Anonymous on May 4, 2017* -
## Math grade7

Macy's is having a special on Tuesday .you can buy each tshirt at its regular price or you can buy tshirt for $ $ 25 Julie bought one of each tshirt at sale price of $ 25.00 what percentage of the original total rice did Julie save. Harry Julie's best

*asked by Inna on November 27, 2016* -
## statistics

A sample distribution (closely approximating a normal distribution) of a critical part dimension has an average of 11.85 inches and a sample standard deviation of 1.33 inches. The lower specification limit is 11.41 inches. The upper specification limit is

*asked by t on February 10, 2015* -
## MATH(Statistics)

Students are given three chances to pass a basic skills exam for permission to enrol in Calculus. Sixty percent of the students pass on the first try, of those that fail on the first try, fifty four percent pass on the second try, and of those remaining,

*asked by Anonymous on October 5, 2011* -
## Math

Last year 80% of a car service bill was for labour. The rest was for parts. This year the labour costs increased by 9%. The cost for parts increased by 12%. Work out the percentage increase in the total car service bill for this year.

*asked by HS on October 23, 2013* -
## chemistry

FORMULA OF A HYDRATE Some salts, when crystallized from water solutions, retain definite proportions of water as an integral part of the crystal structure. This type of crystal is called a hydrate. In this experiment, you will determine the whole number

*asked by dat dude on November 28, 2018* -
## Statistics

. Wildlife biologists inspect 153 deer taken by hunters and find 32 of them carrying ticks that test positive for Lyme disease. a) Construct and interpret a 90% confidence interval for the percentage of deer that may carry such ticks. Show all work and

*asked by Cutie patootie on September 16, 2015* -
## chemistry

A mixture of CaCO3 and MgCO3 weighing 7.85 g was reacted with excess HCL. The reactions are CaCO3+2HCL=CaCl2+H2O+CO2 and MgCO3+2HCl=MgCl2+H2O+CO2. The sample reacted completely to produce 1.94 L CO2 at 25 degrees C and 785 torr. Calculate the percentage of

*asked by Sue on October 17, 2010* -
## Statistics

One month before a recall election, a poll of 500 Wisconsin voters showed that 46% planned to vote for the Democratic challenger Tom Barrett and 45% planned to vote for Republican Governor Scott Walker. Undecided voters constituted another 9%. The margin

*asked by Amy on September 11, 2014* -
## Stats - Help!!!

One month before a recall election, a poll of 500 Wisconsin voters showed that 46% planned to vote for the Democratic challenger Tom Barrett and 45% planned to vote for Republican Governor Scott Walker. Undecided voters constituted another 9%. The margin

*asked by Angela on April 14, 2016* -
## statistics

Wages and salaries make up only part of a total compensation. Other parts include paid leave, health insurance, and many others. In 2007, wages and salaries among manufacturers in the United States made up an average of 65.8% of total compensation. To

*asked by june on July 21, 2014* -
## Algebra 2

According to a survey conducted in 1990 by Independent Sector, the percent of their incomes that Americans give to charities is related to their household incomes. For families with annual incomes between $5000 and $100,000, the percent is modeled by P =

*asked by Liz on February 9, 2018* -
## Chemistry

1.Hydrogen gas can be made by reacting methane (CH4) with high temperature steam: CH4(g) + H2O(g) ----- CO(g) + 3H2(g) How many hydrogen molecules are produced when 256 grams of methane reacts with steam? 2. Ammonia (NH3) reacts with oxygen (O2) to produce

*asked by Anonymous on November 30, 2018* -
## Solar Energy Help ASAP

Let's assume that solar light reaches a silicon solar cell with an angle of incidence of θi=0o. For simplicity, let's consider the refractive index of silicon to be nSi=3.5. The refractive index of air is nair=1. What percentage of light would be lost due

*asked by Anonymous on October 17, 2013* -
## Physics

Let's assume that solar light reaches a silicon solar cell with an angle of incidence of θi=0o. For simplicity, let's consider the refractive index of silicon to be nSi=3.5. The refractive index of air is nair=1. What percentage of light would be lost due

*asked by qwerty on October 3, 2014* -
## Chemistry

One mole of nirtogen at 273K occupying 10 litres (state 1) is to be expanded to a volume of 20 litres at 373K (state 2). An infinite number of paths from state 1 to state 2 are possible. Consider the following important paths: (a) The gas is expanded

*asked by Alice on January 8, 2009* -
## social studies

1. which action was NOT an example of telling against society in the 1920s in the united states? a. going to speakeasies b. dancing the Charleston c. women bobbing their hair d. women working outside the home 2. what is the main reason businesses made

*asked by what on April 3, 2014* -
## maths

the blood alcohol concentration(BAC)in the uk is 0.08%. A well known formula for calculating BAC percentage is widmarks formula BAC%=5.14A/rW -0.015H Where A is the total alcohol consumed in ounces, W is the body weight in pounds, r isthe alcohol

*asked by susan on April 12, 2014* -
## Chemistry

The quantity of antimony in a sample can be determined by an oxidation-reduction titration with an oxidizing agent. A 7.79-g sample of stibnite, an ore of antimony, is dissolved in hot, concentrated HCl(aq) and passed over a reducing agent so that all the

*asked by Jackie on April 24, 2017* -
## Economics

This chart shows the components of nominal GDP for the years 2000 and 2001. All figures are in billions of current dollars. -------------------------------------------------------------------------------- Components 2000 2001

*asked by Kate on February 8, 2010* -
## statistics

The latest in the "You may be a redneck if . . . " genre has produced a simple questionnaire. If more than 80% of the questions are answered in accordance with redneck"philosophy" (e.g., "You may be a redneck if grade 4 was the best 5 years of your life")

*asked by simone on December 8, 2012* -
## Advanced Biology

Hi could you help me with this problem as well? The alleles for red and white coat color in cattle show absence of dominance, the heterozygote being roan. A.In a freely breeding herd of 1000 head how many would you expect to be of each coat color if the

*asked by Cassandra on October 20, 2016* -
## statistics

The pucks used by the National Hockey League for ice hockey must weigh between 5.5 and 6.0 ounces. Suppose the weights of pucks produced at a factory are normally distributed with a mean of 5.75 ounces and a standard deviation of 0.11 ounce. What

*asked by david on June 24, 2013* -
## statistics

3 In 1999, a sample of 200 in-store shoppers showed that 42 paid by debit card. In 2004, a sample of the same size showed that 62 paid by debit card. (a) Formulate appropriate hypotheses to test whether the percentage of debit card shoppers increased. (b)

*asked by marie on August 26, 2009* -
## statistics

A company has been studying the performance of their sales department. The measure of performance used is: average monthly sales amount in dollars. For the past 12 months, the average monthly sales amount has been $4,532 with a standard deviation of $386.

*asked by Deeptimaan on November 30, 2014* -
## Chemistry

When 9.0g of Al were treated with an excess of chlorine, 20.0g of Al2Cl6 were collected. 2AL + 3Cl6 -------> Al2Cl6 What was the percentage yield? This is what i did so far # moles in Al = 0.333 # moles in Cl2 = 0.282 The limiting reactant = Cl2 27g of Al

*asked by Mallory on February 11, 2007* -
## Chemistry

You are given 2.677 g of a mixture of KClO3 and KCl. When heated, the KClO3 decomposes to KCl and O2, 2 KClO3 (s) → 2 KCl (s) + 3 O2 (g), and 605 mL of O2 is collected over water at 28 °C. The total pressure of the gases in the collection flask is 763

*asked by Sam on December 1, 2012* -
## tech AGAIN

3) Which of the following sets of data would be represented best in a bar graph? A.the number of hot dogs consumed by the people entered in a hot dog eating contest b. the percentage of hot dogs consumed by women c. the number of hot dogs consumed by the

*asked by connxus kid on December 14, 2017*