# brody

Popular questions and responses by brody
1. ## Chemistry

Buffer capacity is a measure of a buffer solution\'s resistance to changes in pH as strong acid or base is added. Suppose that you have 165 mL of a buffer that is 0.360 M in both benzoic acid (C6H5COOH) and its conjugate base (C6H5COO–). Calculate the

2. ## Math

On a forward summer salt dive, a diver's height, h meters above the water can be modelled by the equation h(t)=-2.9(t-0.6)^2+4.8 where t is the time in seconds after the diver leaves the board A) determine the height above the water the diver is before he

3. ## Trig

Outside temperature over a day can be modelled as a sinusoidal function. Suppose you know the high temperature for the day is 51 degrees and the low temperature of 39 degrees occurs at 3 AM. Assuming t is the number of hours since midnight, find an

4. ## Linear Algebra

Suppose T: R^2->R^2 is a linear transformation with T(1,2)=(2,-1) & T(3,-1)=(-1,2). What is T(-12,11)?

5. ## math

How high is a tree that casts a 26​-ft shadow at the same time a 8​-ft post casts a shadow which is 11​-ft ​long?

6. ## Math

tell me letters of pie all the way to thousands but you dont have to go that far hundreds will do

7. ## English

Find the verbal phrases and appositive phrases in the following sentences. Identify each phrase as a participial phrase, a gerund phrase, an infinitive phrase, or an appositive phrase. 1. Developing the automobile was actually the creative work of many

8. ## Linear Algebra

Suppose C and D and 5x5 matrices and det(C)=5, det(D)=6. Compute the determinant of the matrix 3C^T (4CD)^-1 C^2. Justify your answer by stating explicitly which calculation rules for the determinant you use.

9. ## Chemistry

Calculate the pH for each of the following points in the titration of 50.0 mL of a 2.7 M H3PO3(aq) with 2.7 M KOH(aq). (a) before addition of any KOH (b) after addition of 25.0 mL of KOH (c) after addition of 50.0 mL of KOH (d) after addition of 75.0 mL of

10. ## American History

Anyone got any social studies words that i could use for American history before 1800 that start with U?

11. ## math

Each set of (x, y) values represent a set of equivalent ratios. Find the ratio of x to y for each set to determine which set describes the proportional relationship: 66 ounces of peanuts to 89.1 ounces of walnuts. A) (5, 7)(60, 84)(47, 65.8) B) (36,

12. ## Math

The distance between Town A and Town B was 210 km. At 9:20 P.M., a bus set off from Town A to Town B and a car left from Town B to Town A. The average speed of the bus was 60 km/h, and the average speed of the car was 80km/h. a) Calculate the time at which

13. ## Physics

A car starts rolling down a 1-in-8 hill (1-in-8 means that for each 8 m traveled along the road, the elevation change is 1 m). A) How fast is it going when it reaches the bottom after traveling 90 m ? Assume an effective coefficient of friction equal to

14. ## Linear Algebra

Consider the linear transformation T: R^3->R^3 which acts by rotation around the y-axis by an angle of pi, followed by a shear in the x-direction by a factor of 2. a) Find the matrix for T. Explain your method. b) What is T(1,2,3) c) Without calculation,

15. ## Physics

Vertical beam of mercury (Hg atomic mass =202u) atoms emerges from the oven kept at T= 400K. Consider three atoms, emerging from the oven: one with the average speed, one with the rms speed, and the other with the most probable speed of the Maxwellian

16. ## Physics

A 4 liter sample of a diatomic gas with γ =1.4 confined to a cylinder, is carried through a closed cycle. The gas is initially at 1.00atm. and 300K. First, its pressure is tripled under constant volume. Then it expands adiabatically to its original

17. ## Physics

The Nova laser at Lawrence Livermore National Laboratory in California is used in studies of initiating controlled nuclear fusion (Section 45.4). It can deliver a power of 1.60 × 1013 W over a time interval of 2.50 ns. Compare its energy output in one

18. ## Physics

The Nova laser at Lawrence Livermore National Laboratory in California is used in studies of initiating controlled nuclear fusion (Section 45.4). It can deliver a power of 1.60 × 1013 W over a time interval of 2.50 ns. Compare its energy output in one

19. ## Physics

A water heater is operated by solar power. If solar collector has an area of 6.00m^2, and the intensity delivered by sunlight is 550W/m^2, how long does it take to increase the temperature of 1m^3 of water from 20°Cto 60°C?

20. ## Physics

Two speeding lead bullets each of mass 5 g and temperature of 20°C collide head on at speeds of 500m/s each. Assuming a perfectly inelastic collision and no loss of energy to the atmospheres, describe the final state of the two bullet system.

21. ## Physics

A bar of gold is in thermal contact with a bar of silver of the same length and area. One end of the compound bar is maintained at 80.0°C while the opposite end is at 30.0°C. When the energy transfer reaches steady state, what is the temperature at the

22. ## physics

A glass window pane has an area of 3.00 m2 and a thickness of 0.600 cm. If the temperature difference between its faces is 25.0°C, what is the rate of energy transfer by conduction through the window.

23. ## Chemistry

Buffer capacity is a measure of a buffer solution\'s resistance to changes in pH as strong acid or base is added. Suppose that you have 165 mL of a buffer that is 0.360 M in both benzoic acid (C6H5COOH) and its conjugate base (C6H5COO–). Calculate the

24. ## math

What is the largest odd number with a 9 in the 10 millions place

25. ## Physical Science

If there were no air resistance, a quarter dropped from the top of New York's empire state building would reach the ground 9.6 seconds later, what would its speed be? How high is the building?

26. ## college chemistry

The half-life of 13252Te is 3.26 days. This isotope decays by beta emission to a highly unstable intermediate that decays rapidly to a stable product by beta emission. (a) What is the ultimate product obtained from Te-132? Write a balanced equation for

27. ## social studies

How are Urban and Rural related

28. ## History

How was the election of 1916 differenct from the election of 2004

29. ## science

Why do certain comets return at regular intervals?

1. ## Math

The answer is 83. And everyone is smart in their own way whether it is math or another subject.

posted on February 5, 2020

I got the loan arranger as my answer

posted on December 12, 2019
3. ## Social studies

posted on November 20, 2019
4. ## math

this question stumped me FOREVER on my 8th grade placement test. thank u for the solutions.

posted on May 20, 2019
5. ## Maths

Sorry it is realy 68! No joke please trust me!

posted on April 8, 2019
6. ## Maths

Answer 82. I am correct trust me its correct.

posted on April 8, 2019
7. ## math

20%

posted on February 16, 2018
8. ## Math

Hebdhdhe

posted on October 21, 2015
9. ## Math

Yes

posted on October 25, 2014
10. ## Physics

Yes, this is assuming no heat is lost

posted on January 30, 2014
11. ## Physical Science

Okay, thank you! I'm pretty sure I got it! What about to know how high the building is though? Sorry if you already answered that too, I am awful with this kind of stuff

posted on January 29, 2012
12. ## Physical Science

I don't know how to use those formulas to figure out what the speed and how high the building would be ?

posted on January 29, 2012