Saturday
August 30, 2014

Posts by austin


Total # Posts: 480

algebra
find the distance between (0,9)(-40,0) answer in simplest form id ont know where to start
June 20, 2014

English
Is Young Goodman Brown a dynamic character?
June 13, 2014

Math
Ms. Sue please help! A radio signal travels at 3.00 • 10^8 meters per second. How many seconds will it take for a radio signal to travel from a satellite to the surface of Earth if the satellite is orbiting at a height of 3.54 • 10^7 meters? Show your work.
June 10, 2014

Math
Ms. Sue please help! 7. Suppose you earned 7t – 1 dollars on Monday and 8t + 5 dollars on Tuesday. What were your total earnings? Simplify your answer. (1 point) –t + 4 dollars –t – 6 dollars 15t – 6 dollars 15t + 4 dollars 8. f 2 ∙ f 3 (1 point...
June 10, 2014

Math
7. Suppose you earned 7t – 1 dollars on Monday and 8t + 5 dollars on Tuesday. What were your total earnings? Simplify your answer. (1 point) –t + 4 dollars –t – 6 dollars 15t – 6 dollars 15t + 4 dollars 8. f 2 ∙ f 3 (1 point) f 5 f 6 (2f)5 (2f)6 ...
June 10, 2014

Science
2. Two identical masses are moving down a slope. One mass is traveling twice as fast as the other mass. How does the kinetic energy of one mass compare to the other? (1 point) The faster object has the same kinetic energy as the slower object. The faster object has less ...
June 7, 2014

Science
Ms. Sue please help. 8. Which would best reduce the amount of energy needed to pull a wagon up a ramp? (1 point) increasing the slope of the ramp reducing the friction between the wagon wheels reducing the length of the wagon handle increasing the friction between the wagon ...
June 6, 2014

Science
10. Metal cations are atoms that have a positive charge. What type of bond is a metal cation likely to form? (1 point) covalent bond double bond single bond ionic bond my answer is d
June 4, 2014

Science
Mrs. Sue please help! 1. Which is most likely to be part of an ionic bond? (1 point) an atom with no valence electrons an atom with one valence electron an atom with two valence electrons an atom with three valence electrons 2. To form an oxygen molecule (O2), two oxygen atoms...
June 4, 2014

History
some more questions if you don't mind? 10. Use this passage to answer the following question: The Cotton Gin Andrea Brecheen The cotton gin was one of the most amazing and tragic inventions of early America. The cotton gin is credited to the brilliant and creative American...
June 1, 2014

History
do you think 8 is d?
June 1, 2014

History
Ms. Sue please help! 3. Read the passage and answer the question that follows: Many slaves preferred not to escape their horrible lives on plantations because their families were often with them. Despite the fact that slaves had no rights, they often found ways to sabotage the...
June 1, 2014

History
Ms. Sue please help! 1. Which factor contributed most to the beginning of the women's rights movement in the United States during the mid-1800s? (5 points) a dramatic increase in women's participation in the workforce a shift in social attitudes brought on by increased...
May 31, 2014

PE
Ms. Sue please help. 1. Coupled with inactivity and poor eating habits, Cary usually feels very sluggish around 10:00 a.m., and his second period teacher has noticed he loses concentration during class. Which long-term health benefit could Cary improve with daily physical ...
May 30, 2014

math
yes, it is, a is the right answer.
May 26, 2014

math
so a is the answer?
May 26, 2014

math
Mrs. Sue please help! A true-false test has 12 questions. What is the probability of guessing the correct answers to all of the questions? (1 point) 1 over 4096 1 over 144 one over twenty four 1over14
May 26, 2014

Math
Never mind mrs. sue, I figured it out.
May 26, 2014

Math
Mrs. Sue please help me! 7. A bag contains 7 green marbles, 9 red marbles, 10 orange marbles, 5 brown marbles, and 10 blue marbles. You choose a marble, replace it, and choose again. What is P(red, then blue)? (1 point) seventy-seven over one hundred sixty-four nineteen over ...
May 26, 2014

Math
Top ten scores on a quiz in two classes are listed below Class A 100,100,100,90,95,85,92,98,92,88 class B 100,100,98,95,95,96,95,92,81,88 which statement is true concerning the data a. the mode is the same for both classes b. the range is the same for both classes c. the mean ...
May 19, 2014

math
sorry 3 green tiles 2/35 1/9 16/225 2/21 ?
May 19, 2014

Algebra 2
Find the period and the amplitude of the periodic function. y=-4 cos 8x
May 19, 2014

Math
In triangle RST, angle S is a right and csc R=13/12. What is tan T? 13/5 12/13 12/5 5/12
May 19, 2014

Algebra 2
What is the magnitude of the vector with an initial point (2,1) and terminal point (-13,9)? Answers-7.9,12.7,17.0,23.0
May 19, 2014

Chemistry
I'm having trouble trying to figure out how to setup and solve these problems: 1) 2,600.0 mL of air is at 20.0C. What is the volume at 60.0C? 2) A gas occupies 900.0 mL at a temperasture of 27.0C. What is the volume at 132.0C? 3) What change in volume results if 60.0 mL of...
March 19, 2014

Chemistry
Oxygen gas, from the decomposition of KClO3, was collected by water displacement. The pressure and temperature in the lab during the experiment were 451.0 torr and 20.0 C. What was the partial pressure of oxygen?
March 18, 2014

Math
Ms.Jackson decided to do a little shopping after school. She stopped at target to buy two new cake pans. One had a 4in diameter and the other had a 8in diameter. How much greater is the area of the larger pan?
March 9, 2014

geography
What are the major challenges facing the Balkan countries?
January 29, 2014

math
what is the value of a saving account after 12years when $12,000.00 is initially deposited and interest is earned at the rate of 4.5% compounded quarterly
January 22, 2014

physics
The difference in energy between allowed oscillator states in HBr molecules is 0.330 eV. What is the oscillation frequency of this molecule?
November 28, 2013

physics
A LiBr molecule oscillates with a frequency of 1.7×1013 Hz. (a) What is the difference in energy in eV between allowed oscillator states? (b) What is the approximate value of n for a state having an energy of 1.0 eV?
November 28, 2013

physics
(a) If the first-order maximum for pure-wavelength light falling on a double slit is at an angle of 10.0º, at what angle is the second-order maximum? (b) What is the angle of the first minimum? (c) What is the highest-order maximum possible here?
November 28, 2013

Statistics
Battery manufacturers compete on the basis of the amount of time their products last in cameras and toys. A manufacturer of alkaline batteries has observed that it's batteries last for an average of 26 hours when used in a toy racing car. The amount of time is normally ...
November 20, 2013

Physics
how to find the max height of a cat that is thrown at 9.8 m/s and is in the air for a total of 4 seconds.
October 10, 2013

biology
3.68kg=____________g
September 9, 2013

calculus
Some scientists believe that the average surface temperature of the world has been rising steadily. They have modeled the temperature by the linear function T = 0.02t + 8.75, where T is temperature in °C and t represents years since 1900. (a) What do the slope and T-...
September 3, 2013

Chemistry
Briefly outline a procedure you could use to determine the HC2H3O2 concentration in a vinegar sample. What would the pH be at the equivalence point of the titration? Briefly explain
August 4, 2013

statistics
MBA604 Statistics Assignment 1 Part 1 1) (5 pts) An electronics company is about to launch a new product. If the serial number for each piece produced has the following format: LLNNN where L stands for any letter in the English alphabet and N is a number from 0 to 9, please ...
July 12, 2013

statistics
MBA604 Statistics Assignment 1 Part 1 1) (5 pts) An electronics company is about to launch a new product. If the serial number for each piece produced has the following format: LLNNN where L stands for any letter in the English alphabet and N is a number from 0 to 9, please ...
July 12, 2013

physic
Fg=(GMeMsun)/r^2 Fg=((6.67*10^-11)(5.98*10^24)(1.99*10^30))/(1.5*10^11)^2 Fg=3.53*10^22
July 11, 2013

algebra 1
-3x+2y=2
June 6, 2013

Statistics
Scores on a mathematics examination appear to follow a normal distribution with mean of 65 and standard deviation of 15. The instructor wishes to give a grade of “C” to students scoring between the 60th and 70th percentiles on the exam. What score represents the 60th...
May 26, 2013

Statistics Please Help
One reason for standardizing random variables is to measure variables with: A. dissimilar means and similar standard deviations in like terms B. different means and standard deviations on a non-standard scale C. similar means and standard deviations on two scales D. different ...
May 26, 2013

reading/math
Hey Mrs.sue, can you answer this question:How does the author establish the setting in the first chapters of the watsons go to Birmingham?
May 18, 2013

reading
What kind of relationship does Kenny and Joetta have?
May 18, 2013

reading
How does the writer in the watsons go to Birmingham make the reader sympathize with Larry Dunn
May 18, 2013

Multiplication
3733750
May 18, 2013

Math
Ft is a periodic function with a period of 7 and an amplitude of 3. What is the period and amplitude of the function g(t)=-2f(1/3t)-5? Can someone show me what I need to do?
May 17, 2013

Math
Ft is a periodic function with a period of 7 and an amplitude of 3. What is the period and amplitude of the function g(t)=-2f(1/3t)-5? Can someone show me what I need to do?
May 17, 2013

Chemistry
Given that 1g of Phenacetin requires 82mL of hot water to dissolve, or 1310mL of cold water (TY= 3.92g): 1) How much water will you need to recrystallize the theoretical yield? 2) How much product will be lost because of recrystallization?
May 5, 2013

math
How many integers satisfy the inequality \left| \frac { 10(x+1) } {x^2 + 2x + 3 } \right| \geq 1?
March 26, 2013

Geometry
ABCD is a quadrilateral inscribed in a circle with AB = 1, BC = 3, CD = 4 and DA = 6. What is the value of \sec^2 \angle BAD?
March 26, 2013

math
You deposit $24000 in an account that pays 2.4% annual interest compounded continuously. What is the balance after 5 years?
March 5, 2013

Solving Rational Equations
4x/x-5=8/5-x
February 27, 2013

structurlal design 2
Thanks...
February 24, 2013

structurlal design 2
15. Sagging in floor joists is typically caused by A. oversized joists. B. undersized joists. C. improper nailing of sub-flooring. D. improper moisture content of the wood i think it's D.
February 24, 2013

home inspection
16. Brick ties in brick veneer walls allow for A. water drainage. B. air circulation. *C. expansion. D. inspection.
February 24, 2013

home inspection
11. Structural failure in a roof may be due to A. the presence of a vapor barrier between the attic floor and the ceiling below. B. too little span between supporting members. C. cuts made in rafters or trusses for addition of components such as stairways and fans. *D. use of ...
February 24, 2013

maths
Consider the polynomial f(x)=17x4+21x3+60x2+Ax+B. Suppose that for every root λ of f(x)=0, 1λ is also a root of f(x)=0. What is the value of A+B?
February 6, 2013

Calculus
P = P(0)e^(kt) (1/2) = e^(10k) ln(1/2) = 10k k = (1/10)ln(1/2) ---------------- 6 = 18e^((1/10)ln(1/2)t) (1/3) = e^((1/10)ln(1/2)t) t = 10[ln(1/3)/ln(1/2)] t = 10[-ln(3)/-ln(2)] t = 10[ln(3)/ln(2)]
January 27, 2013

AP Chemistry
a 6.33-Liter football is filled with air at 1.75 atm at 25.5 degrees Celcius. At the same temperature, the volume of the football is reduced to 2.35 Liters. What is the pressure of air in the ball?
January 15, 2013

algebra
write an equation in slope intercept form ha an x-intercept of 6 and y intercept of 3
January 12, 2013

math
solve the following exponential expression. e^x+e^-x=6
January 4, 2013

math
solve the equation log lower 6(x+9)-log lower 36 x =1 the 6 and 36 should be dropped down, then (x+9) and the x are higher. Please show work
January 4, 2013

math
use properties of logarithms to condense the loarithmic expression. write expression as a sinle logarithm whose coefficient is 1. where possible evaulate the expression. 1/8[3 In(x+5)-In x-In(x^2-4)] Please show work
January 3, 2013

math
write the expression as a sinle logarithm. express powers as factors. In (x/x-1)+In(x+1/x)-In(x^2-1) Please show work.
January 3, 2013

math
it is written as you have it written the first time. I couldn't make out the question. It made no sense to me.
January 3, 2013

math
log lower 4(x+2)=log lower 4 7. does this make sense know? How do you make the lower sign to be able to get the 4 lower??
January 3, 2013

math
Solve the following equation. log4(x+2)=lo4^7 Both of the 4's should be dropped down.
January 3, 2013

calculus
solve the following exponential equation 9^x=6 I get In6/In9 what is the answer approximated three decimal places?
January 1, 2013

calculus
Solve the equation in the real number system X^4+11x^3+24x^2-23x+35=0 Please show work
December 27, 2012

english
please proofread my contrast and comparision paper Another War for the People of the United States Although the Air Force, Navy, and Army were different in the 1940's and the 200's show that, even though technology and communication have improved, conflicts between ...
November 18, 2012

Chemical Engineering: Raoult's Law
n = 100
November 18, 2012

physics
A 1,600 kg car is traveling at a speed of 12.5 m/s. What is the kinetic energy of the car?
November 15, 2012

Social studies
what is me
November 1, 2012

Math
Find the magnitude and direction of the vector AZ: A(8,8) and Z (1,-3)
October 29, 2012

Math
A plane flying at an altitude of 10,000 feet begins descending when the end of the runway is 50,000 feet from a point on the ground directly below the plane. Find the measure of the angle of descent (depression) to the nearest degree.
October 29, 2012

Chemistry
Calculate the equilibrium constant at 300 K for the reaction HgO(s) ↽⇀ Hg(ℓ) + 1/2O2(g), given the data delta S delta h  kJ J/K mol mol  HgO(s) 70.29 −90.83 Hg(ℓ) 76.02 0 O2(g) 205.14 0
October 14, 2012

Chemistry
Calculate the entropy change when 2.42 g of H2 reacts with O2 according to the reaction 2 H2(g) + O2(g) → 2 H2O(ℓ) at 298 K and 1 atm pressure. The standard molar enthalpy of formation of H2O(ℓ) at 298 K is −285.8 kJ/mol. The corresponding free energy ...
October 14, 2012

7th grade masth asap hurry plz ms.sue somebody plz
Anonymous, you're a snitch...
October 8, 2012

Chemistry
Given the standard heats of reaction Reaction ∆H0 M(s) + 2 X2(g) → MX4(g) −123.7 kJ/mol X2(g) → 2 X(g) +297.3 kJ/mol M(g) → M(s) −25.1 kJ/mol calculate the average bond energy for a single M X bond. Answer in units of kJ/mol
October 7, 2012

Chemistry
One mole of carbon (12.0 g) in the form of crystalline graphite is burned at 25 ◦ C and 1.000 atm pressure to form CO2(g). All of the heat produced is used to heat a 4560 g bath of liquid water, originally at 25 ◦ C. What is the final temperature of the water...
October 7, 2012

Chemistry
The combustion reaction for benzoic acid C6H5CO2H(s) + 15 2 O2(g) → 7 CO2(g) + 3 H2O(ℓ) has ∆H0 = −3226.7 kJ/mole. Use Hess’s Law to calculate ∆H0 f for benzoic acid.
October 7, 2012

Algebra....HELP!!
Explain how to factor the following trinomials forms: x2 + bx + c and ax2 + bx + c. Is there more than one way to factor this? Show your answer using both words and mathematical notation.
October 4, 2012

science
i have a work sheet to do it gives me the atomic number and the mass number of elements i have to fill in the missing electrons protons neutrons
October 4, 2012

chemistry
The enthalpy of combustion of benzoic acid (C6H5COOH) which is often used to calibrate calorimeters, is −3227 kJ/mol. When 1.402 g of benzoic acid was burned in a calorimeter, the temperature increased by 3.401 ◦ C. What is the overall heat capacity of the ...
October 2, 2012

chemistry
When 0.572 g of compound X is burned completely in a bomb calorimeter containing 3000 g of water, a temperature rise of 0.461 ◦ C is observed. What is ∆Urxn for the combustion of compound X? The hardware component of the calorimeter has a heat capacity of 3.75 kJ...
October 2, 2012

chemistry
The enthalpy of combustion of benzoic acid (C6H5COOH) which is often used to calibrate calorimeters, is −3227 kJ/mol. When 1.402 g of benzoic acid was burned in a calorimeter, the temperature increased by 3.401 ◦ C. What is the overall heat capacity of the ...
October 2, 2012

chemistry
How much heat is required to heat 28 g of solid silver from 130 ◦ C to liquid silver at 961 ◦ C? The specific heat of solid silver is 0.235 J/g · ◦ C, and the heat of fusion of silver at its melting point of 961 ◦ C is 11.3 kJ/g. Answer in ...
October 2, 2012

chemistry
A piece of a newly synthesized material of mass 25.0 g at 80.0 ◦ C is placed in a calorimeter containing 100.0 g of water at 20.0 ◦ C. If the final temperature of the system is 24.0 ◦ C, what is the specific heat capacity of this material?
October 2, 2012

english
locate the gerund or gerund phrase and identify its noun function in the sentence " i helped by preparing dinner"
September 25, 2012

College Algebra
Use the distributive property to rewrite the expression (b+6)8=
September 23, 2012

algebra
y=x+z x=8 z=12 what is that value?
September 23, 2012

Algebra 1A
I am so lost! Solve the equation and check the solution -6(t-2)-(t+3)=2 The solution to t is ??
September 23, 2012

health
is it d
September 20, 2012

algebra 1
Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?
September 6, 2012

Algebra 1
Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?
September 6, 2012

Math (Algebra 1)
Can u explain in words how to do that because I still do not get it using numbers
September 5, 2012

Math (Algebra 1)
|(2x-5)/3| = |(3x+4)/2|
September 5, 2012

Algebra 1
How many solution sets do systems of linear inequalities have? Do solutions to systems of linear inequalities need to satisfy both inequalities? In what case might they not?
September 4, 2012

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