Mindy

This page lists questions and answers that were posted by visitors named Mindy.

Questions

The following questions were asked by visitors named Mindy.

can anyone tell me how to do this? thanks! (sin (x) / 1 + cos (x) ) + ( cot (x) / 1 + cos (x) )

Ellie and Tanya each have bank accounts.Ellie has $500 and Tanya has $200.Ellie withdraws $15 each weekend while Tanya deposits $12.At the end of 13 weeks what is the difference in their bank accounts?Solve this algebraically.Can you find a week when ther...

The strength of a cable is proportional to the square of its diameter. If a 2-cm cable will support 800kg, how much will a 3-cm cable support?

Sally Scientist is trying to determine Avogadro's number using a procedure analogous to that in Experiment 4. She fills a watchglass with diameter 11.9 cm with water and is trying to create a monolayer of stearic acid on the top of the water. What is the...

Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25°C. Calculate the molarity of a solution of acetic acid made by dissolving 10.00 mL of glacial acetic acid at 25°C in enough water to make 150.0 mL of solution.

Question about titration calculations in analysis of antacids lab. We did a lab yesterday with antacids, HCl and NaOH and I'm having trouble doing the calculations. The information known is the following: 1)0.10M NaOH 2)0.10M HCl 3)Mass of Antacid .22g 4)...

Mr. Anders and Ms. Rich each drove home from a business meeting. Mr. Anders traveled east at 100 Kilometers per and hour and Ms. Rich traveled west at 80 kilometers per hour. In how many hours were they 100 kilometers apart?

An airplane flies 750 miles due west in 1 1/2 hours and 750 miles due south in 2 hours. What is the average speed of the airplane?

The side of a rhombus is 15 centimeters long, and the length of its longer diagonal is 24.6 centimeters. Find the area.

im not sure how to solve this: x^2 --- -9 x^2-9

If y is inversely proportional to x, and y=8 when x=2, find y when x=5

5/(n^3=5n^2)=4/(n+5)+1/n^2

(n+5)/(n+8)=1=6/(n+1)

an airplane is flying at an altitude of 6.7 miles towards a point directly over an observer. if the speed of the plane is 499 miles per hour, find the rate at which the angle of observation, Ɵ, changing by at the moment when the angle is 21 degrees.

my circular swimming pool has a 29 foot diameter and is 8 feet tall. at the beginning of the summer i need to fill the pool with water. the flow rate from my spigot into the pool is about 0.75 cubic feet per minute. how fast is the water level, h, rising...

Use the square root property to solve for the indicated variable. Assume that the variable represents positive numbers. Express all radicals in simplied form. 2e^2 = 3h, for e

Johns football game last for 50 minutes. What reduced fraction of an hour is that? Can someone please explain to me how to solve this question?

which of the following gadgets is best for making a soft-shell shape out of butter?

How do you find the perimeter of the rectangle? L = 10.6 in and h = 6.1 in Can someone please explain this to me? Thank you kindly.

find the perimeter of the square. L = 6.66 yd Is the answer 26 yd?

Referring to my last question.. Does 26.64 yd mean 26 2/3?

To find the perimeter of the triangle do I add all the sides together? L1 = 12.5in, L2 = 10.6 in, and L3 = 9.5 in Is the answer 32.6?

Find the circumference of the circle (use 3.14) D=5.95yd Is the answer 18.683 yd?

in a 30degree-60degree right triangle, the length of the side opposite the 60 degree angle is 8.3m. How long is the hypotenuse?.

Find the perimeter of the regular hexagon. L = 4.55 yd Do I multiply by 6 because it has six sides? Is the answer 27.30?

Find the perimeter of the trapezoid. L1 = 9.65 yd, L2 = 9.25 yd, L3 = 10.12 yd, and L4 = 6.20 yd Can you please explain how I answer this? Thank you kindly:)

Find the area of the rectangle. L = 13m and H = 3m Do I multiply or do I add?

Find the area of the square. L = 14 yd Can you explain this? Is the answer 14x14=196? Thank you kindly

Find the area of the trapezoid. L1 = 23ft, L2 = 15ft, H = 12ft Is 456ft the correct answer?

Find the missing side. Approximate the answer to three decimal places when appropriate. A = 15 yd C = 25 yd I have no clue on how to do this one. Please any help would be appreciated.

a cylinder of helium has a volume of 8.0 L. The pressure of the gas is 388 lb in -2 at 25*C. What volume will the helium occupy at a standard atmospheric pressure (14.7 lb in -2) assuming there is no temperature change?

There is a balloon filled with methane,CH4. If the mass of the methane is 68.34g, what is the volume of the balloon at 0.805 atm and a temperature of -10*C?

The half-life for beta decay of strontium-90 is 28.8 years. A milk sample is found to contain 10.3 ppm strontium-90. How many years would pass before the strontium-90 concentration would drop to 1.0 ppm?

Which is NOT a solution? 1 metal alloys, 2 ice in water, 3 sugar in water, 4 vinegar in water.......the answer is ice in water correct?

17-year-old female presents to the ED with lower abdominal pain and back pain. The ED physician orders a CT of the abdomen and pelvis with IV contrast. The radiologist supervises the process of providing the CT, and then interprets the acquired images. He...

Water can be formed from its elements. what volume of oxygen would be required to react with 2.68L of Hydrogen at STP?

Differentiate the theory of Social Dariwinism and the Gospel of Wealth.

An antacid tablet containing magnesium hydroxide instead of calcium carbonate was dissolved in 100.0 mL of 0.2893 M HCL. 10 mL of this solutions was titrated to endpoint with 25.20 mL of 0.1007 M NaOH. How much magnesium hydroxide was in the antacid table...

A recipe for biscuit mix calls for 8 cups of flour, 1 and 1/3 cups of nonfat dry milk, and 5 tablespoons of baking powder. If you had only 6 cups of flower, what would be the comparable amounts of nonfat dry milk and baking soda?

Simplify 2a^2 b^3 (4a^2 + 3ab -ab) A.) 8a^4 b^5 + 3a^3 b^5 - 2a^3 b^4 B.) 8a^4 b^3 + 6a^3 b^5 - 2a^3 b^4 C.) 8a^4 b^3 + 6a^3 b^5 + 2a^3 b^4 D.) 8a^4 b^5 + 3a^3 b^5 + 2a^3 b^4 I'm guessing its A

What is the grooming process as it relates to online predators? a.) the process by which online predators lure in minors to get them close enough to hurt them b.) the process by which online predators are trained c.) the process by which a cyber bully bec...

Select the numbers that divide exactly into 965, without a remainder. 2 ***** 4 ****** 5 ****** 10 100

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to...

#1. Who was the backwoodsman who lost his life at the Alamo? a.) Sam Houston b.) Davy Crockett ****** c.) John Tyler d.) Stephen F. Austin #2. What policies contributed to tensions between Texas and Mexico? a.) The Mexican government limited immigration t...

#1. Who was the African American who called the war with Mexico "disgraceful" and "cruel"? a) Santa Ana b) Frederick Douglass ****** c) Davy Crockett d) Sam Huston #2. When Mexico won its independence in 1821, it inherited the New Mexico province from Spa...

A cat is walking down a sidewalk and spots a dog in a nearby yard. The cat strats to run in the opposite direction and then quickly climbs a tree. Which of the the following changes most accurately describes the movement of the cat? speed distance velocit...

# 2. When __________ forces act on an object, they cause the object to move. •Balanced •Unbalanced (?CORRECT?, MY ANSWER) •Friction •Net # 4. Which of the following terms BEST describes the scenario below? A meteor moving through outer space continues to...

I can’t put the diagram (picture) here so... I type down: Hope it help! left side there is an arrow pointing to the square, it measures 5 N (big) In the middle (between the arrows) there is a square Right side there is an arrow pointing to the square, it...

#1. Which statement is true about the image below? 7 N -> |rectangle| <- 7 N •The forces acting on the rectangle are balanced. (?CORRECT?, MY ANSWER) •The forces acting on the rectangle are unbalanced. •The forces acting on the rectangle are unequal. •The...

1. How do cyber communities differ from communities in the real world with regard to behavior? •It can be more difficult to identify inappropriate behavior in a cyber community. ****** •They are not different in any important ways •People behave more appr...

2. Which of the following is a sign that a website is inappropriate? •It contain information that you find embarrassing???*****??? •It advocates for a particular political position in a respectful way. •It sells products •It offer information about curren...

What is the difference between tangible and intangible property? Tangible and intangible property are both covered by intellectual property protection. Tangible property is covered by intellectual property protection, but intangible property is not. *****...

Find the circumference for the circle ( use 3.14 for pi ). Round to the nearest tenth. the circumference for the circle is 23 yd.

Find the circumference of the circle (use 3.14 for pi). Show your work. Round to the nearest tenth. the radius is 23 yd My Answer: ???? •Circumference = (2) (3.14) (23) •3.14 x 2 x 23 = 144.44

Because someone accidentally pushed Frank as he walked down the street, he nearly dropped his papers and lost them in the wind. In the sentence above, which verb is the irregular verb? •lost •walked •pushed***** •dropped

What four songs can I select to explain the heritage and the popular culture of the United States? Or lead me in the direction of understanding moe into what the heritage and popular culture is

Calculate the amount of heat, in kJ, needed to convert 30.0 g of ice at -5.2 oC to liquid water at 58 oC. Specific heat of ice = 2.10 J/(g oC); heat of fusion of ice = 334 J/g; Specific heat of water = 4.18 J/(g oC)

How many grams of Fe can be heated from 40.0oC to 60.0oC when 20.0 g of Cu cools from 100.0oC to 25.0oC? Specific heat of Fe = 0.444 J/(g oC); specific heat of Cu = 0.382 J/(g oC)

What is the mass, in grams, of a sample of solid zinc if its temperature changes from 25.7oC to 39.0oC when it absorbs 123 J of heat energy? Specific heat of zinc = 0.388 J/(g oC)

What is the heat capacity of 83 g of mercury? Specific heat of mercury = 0.14 J/(g oC)

A sample of H2 gas occupies a volume of 565 mL at STP. What, volume, in mL, will this sample of H2gas occupy at a temperature of -17oC and at a pressure of 0.560 atm

A balloon containing 0.600 mole of SO2 gas has a volume of 275 mL at a certain temperature and pressure. What volume, in milliliters, would a 0.765 mole sample of SO2 gas occupy at the same temperature and pressure conditions?

A Mylar Happy Birthday balloon contains 5.15 L of helium gas at 19.4oC. If the pressure remains constant, what will be the volume of helium in the balloon, in L, when the temperature is increased by 6.6oC?

A 12.8 L sample of Ne gas initially has a temperature of 32.7oC at a pressure of 2.57 atm. What is the new pressure, in atm, if the volume is changed to 10.6 L and the temperature is decreased to 13.9oC?

Calculate the density of C2H2 gas (FM = 26.04 g/mol), in g/L, at a pressure of 2.082 atm and at a temperature of 62.5oC.

The barometric pressure recorded by a weather balloon is 0.731 atmoshperes (atm). Express this barometric pressure in millimeters of mercury (mm Hg).

The combined gas law can be rearranged to solve for T2. In which of the expressions given below has the combined gas law correctly been rearranged to solve for T2?

A pressurized can of paint contains a fixed mass of gas at an internal pressure of 1.258 atm at 24.8oC. Suppose the can is able to withstand an internal pressure of 2.410 atm before it explodes. At what temperature, in degrees Celsius, will this can explo...

What is the volume, in L, occupied by 1.20 moles of C2H6 gas at a temperature of 125oC and at a pressure of 1.55 atm?

Consider the following chemical reaction: 2 KNO3 (s) ------------> 2 KNO2 (s) + O2 (g) What volume, in liters, of O2 at 31.2oC and 2.045 atm pressure can be produced from the decomposition of 54.92 g of KNO3 (FM = 101.1 g/mol).

A fixed amount of CH4 gas occupies a volume of 136 mL at a pressure of 567 mm Hg and a temperature of 19oC. What will be the volume, in mL, occupied by this sample of CH4 gas when the pressure is decreased to 421 mm Hg while holding the temperature consta...

What is the volume, in L, occupied by 3.260 moles of NO2 gas at STP conditions?

A box slides down a 30.0 degree ramp with an acceleration of 1.25m/s². Determine the coefficient of Kinetic friction between the box and the ramp. I'm not sure to work it out I draw a picture to see if it would help me but I'm still stuck..

I was wondering if anyone could please help me with an Algebra 2 problem involving roots. The roots are 1/2, 1, and 3+2i. I need help finding the equation of that and it passes through the point (-1,200). I did (x-1/2)(x-1)(x-3+2i)(x-3-2i) as my first ste...

Write the net chemical equation for below equations H2O2 + 2I- + 2H+ -----> 2H2O + I2 2 S2O32- + I2 -----> 2I- + S4O62- How do you solve for this problem

Okay, Nicole has tiles that are the same size and shape. *The probability of selecting a red tile is 25% and, *The probability of selecting a green tile is 40%. What is the probability that Nicole will randomly select a tile that is green, replace it, and...

What is the figurative language for it's hard to see the pain behind the mask?

Simplify each expression. All variables represent positive numbers. Sqrt of 75p^3q^2 divide by sqrt of p^5q^4 My answer: 5q sqrt of 3 / p^2q^2 Is this right?

6,3 6,5 8,3 what are the coordinates of the fourth vertex

Answers

The following answers were posted by visitors named Mindy.

I don't understand the instructions. I want to help you though.

2. Devuelvan 11. Vengan 12. Use 15. Recuerden

Many of the Romans thought that, and that was their belief. So I hope that helps

Well we basically took antacid tablets dissolved them in HCl, heated it and then added phenolthalien and then titrated until we saw a pink color. At 41mL we saw the pink and stopped. So I guess like you said, I think I have to figure out the excess HCl pr...

What the heck is that suppose to mean? There's no need to be condescending.

x-5 where x is any number and then you can plug any number is for x and subtract 5

15ft imagine a triangle. The diagonal side is 17 ft. the bottom is 8 ft. Use the pythagorean theorem to find the third side. so 17^2 minus 8^2 = 225. then take the square root of 225, which is 15

my way worked too

opps, sorry its: (n+5)/(n+8)=1+6(n+1)

thank you sooo much :)

y(x)=c^x+x^c =y'(x)=x*c+2x =y'(x)=cx+2x

I got the answer 1 by doing this... 15 divided by 3 = 5 5 divided by 5 = 1 Is that a wrong way to answer the problem? That's the way my book shows.

How do I solve it?

Oh great! Thanks!

Is the answer 16.7in?

ah i see 33.4in

If I add four of those sides together I get 26.64?

Does that mean the same thing as 26 2/3?

Yay!!!! Thanks so much!!!!

Yay! Thanks so much!

Great! So the answer is 39! :D

Yay!!!! Thank you very much ms Sue! I appreciate the help:)

so is it 2.9 E26??

DR.BOB222 ENGLISH PLEASE?????? I know how to get the beta decay for strontium. just having a hard time with the concentration of strontium and the amount of yrs. passed....please help!!

yes 211 L? is that right?

k thanks so much for your help!

so what is the molar mass? i know that v= ? * .805/263K, but im stuck on this one???

3. Select alpha and interpret your findings. Make sure to note whether it is significant or not and what the effect size is.

$25,000 - $20,000 = $5,000 remaining basis. The $16,000 allocated to Bailey is limited to the $5,000 at-risk. Answer: $5,000

Thank you Damon the answer was B

What is the grooming process as it relates to online predators? a.) the process by which online predators lure in minors to get them close enough to hurt them ******* b.) the process by which online predators are trained c.) the process by which a cyber b...

Thanks for checking! :-)

So, it's 5 right?...

Select the numbers that divide exactly into 344, without a remainder. 2 4 ****** 5 10 100

Got it! Thanks, Damon!

#1. Kilometers per hour describes the speed of an object. true **** false #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to...

What was the third part of James K. Polk's war plan? a) to capture Mexico City******** (or c ) b) to seize California c) to drive Mexicans out of borderlands d) Oregon and Washington state

Jessica is my sister. She forgot to change her name!

She forgot to change to my name! sorry!

Yes, you are correct thanks so much!

#1. Which statement is true about the image below? 7 N -> |rectangle| <- 7 N •The forces acting on the rectangle are balanced. (?CORRECT?, MY ANSWER) •The forces acting on the rectangle are unbalanced. •The forces acting on the rectangle are unequal. •The...

thanks so much guys ! :)

2. Which of the following is a sign that a website is inappropriate? •It contain information that you find embarrassing???*****??? •It advocates for a particular political position in a respectful way. •It sells products •It offer information about curren...

so # 2 is correct?

thanks so much!!!

How do cyber communities differ from communities in the real world with regard to behavior? It can be more difficult to identify inappropriate behavior in a cyber community. ****** They are not different in any important ways People behave more appropriat...

Round up .05 to 0.9 and round down if .00 to .04. Then I have .04 which rounds up to 0.0, so the answer is 144.40

Thank you so much for check and helping me to understand! :)

how can I make equivalent powers: 2 ----- 6 x 10^-9

English. Just in the United states current year 2014

Or save yourself the trouble and use the following formula. I just did this problem. (m1*v01)/(m1+m2)

How do I set up the problem?

I just want to know how to set up the problem...

(567*136/19c)=(421*183.16/19c) =4,058.5 mL Is this correct?

yyyyyyyyyyyeeeeeeeeeeeeeeeesssssssssssss thank you i wish i could pay you $555.000