11/19/24

Setting up a linear equations for a word problem

If Xavier were 2 years younger, then five years ago, he would have been a third of Yasmine's age. In three years time, Yasmine will be 8 years older than twice Xavier's age. How old is Xavier?

11/19/24

Need help with a thesis and hook

Effects of caffeine consumption on sleep

11/19/24

Thermodynamics question

What would be the final temperature of the system if 28.4 g of lead at 136 degrees C is dropped into 24.7 g of water at 5.77 degrees C in an insulated container. The specific heat of lead is 0.128... more

11/19/24

Quickbooks Online Simple Start Tutor for a Liquor Store

Hello, I'm looking for a Quickbooks tutor farmilar with Quickbooks Online Simple Start and farmilar with or have worked with a Liquor store. Thank you!

11/19/24

How do yougerssolve the system by substitution. y=-3x-7 y=x+9

I need the step by step equation

11/19/24

Identify which of the two numbers e^{pi} and {pi}^e is larger

The two numbers namely "e" and "pi" occur frequently in mathematics. Both are non-algebraic numbers ( both e and pi are transcedental numbers). Out of the two numbers namely e^{pi} and pi^{e},... more

11/19/24

Need help or suggestions for a thesis and hook for essay

My topic is Effects of caffeine consumption on sleep

11/19/24

Rotational Statics

A gymnast with mass mg = 43.0 kg stands on an improvised balance beam that sits on, but is not attached to, two supports. The beam has a mass mb = 113 kg and length L = 5.00 m. Each support is 1/3... more

11/19/24

Chemistry pre-Lab 12

a. Balance the following reaction in an acidic solution. Fe2+ + Cr2O7^2- → Fe3+ + Cr3+b. When a 0.80 g sample of an unknown Fe2+ salt is titrated with 0.0285 M K2Cr2O7, it is found that 59.2 mL of... more

11/19/24

Thermochemistry Exercises 11

A piece of metal (34.9 g) was heated to 95.0 degrees Celsius and then added to 550-g water having an initial temperature of 28.2 degrees Celsius. If the final temperature of the water and the metal... more

11/19/24

Thermochemistry Pre-Lab 10

A. A sample of 0.72 g of Al is reacted with 17.0 mL of 2.4 M KOH. Which one is the limiting reagent?2Al (s) + 2KOH (aq) + 6H2O (l) → 2KAl(OH)4 (aq) + 3H2 (g)B. Calculate the theoretical yield of... more

11/18/24

MultiVariable Calculus - partial derivatives

“Given the tangent plane of an implicit surface, written in the form f_x(x - x0) + f_y(y - y0) + f_z(z - z0) = 0, how do we find the line tangent to the level curve z = z0?”

11/18/24

Quantitative Analysis Chemistry

Calculate [HY3−] in a solution prepared by mixing 10.00 mL of 0.0335 M VOSO4, 9.90 mL of 0.0335 M EDTA, and 10.00 mL of buffer with a pH of 4.00. At ph 4 Values of αY4- for EDTA at 25°C and μ =... more

11/18/24

Calculus Helppppp

The strength of magnetic force varies inversely with the square of the distance between the magnets. In other words, force = k/distance^2 Suppose that when two magnets are 4 cm apart, there is a... more

11/18/24

Hydrostatic Force

The Deligne Dam on the Cayley River is built so that the wall facing the water is shaped like the region above the curve y = 0.4x^2 below the line y = 180. . (Here, distances are measured in... more

11/18/24

Physics Homework

The temperature of an oven is kept constant at 905.0 K. A hole with a diameter of 27.0 mm is drilled in the wall of the oven. How much power is emitted by this hole? Hint: consider the hole as a... more

11/18/24

y=1/2x-4 in standard form

Perpetual Inventory

Perpetual inventory using weighted averageBeginning inventory, purchases, and sales for WCS12 are as follows: DateLine Item DescriptionValue Oct. 1 Inventory 300 units at $11 Oct. 13 Sale 160... more

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