11/10/23

Determine the oxidation number(oxidation state) of each element in the three compounds.
Determine the oxidation number(oxidation state) of each element in the three compounds.CuCO3 Cu:C:O:NH4ClN:H:Cl:(NH4)2CrO4 N:H:Cr:O:
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11/10/23

Heat Transfer│Please Help!
A piece of hot metal (400 K) is place inside a beaker of cold water (285 K). Which of the following gives the only possible final temperatures of the metal and the water after the system reaches... more
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11/09/23

AP Calculus BC - Integral
If ∫06 f(x) dx = 15, ∫04 (f(x)/3) dx = -3, find ∫64 (f(x)+3)dx
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11/08/23

Plssssssss help, so sorry for the trouble

Link to image of the problem
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11/08/23

Answer the questions

f(x) =6x^2ln(x) a) List all the critical values of f(x) b ) use the intevral notation to indicate where f(x) is increasing f) use the interval notation to indicate where f(x) is concave up g) use... more
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11/08/23

What is the concentration of the reactant, PCl5 at equilibrium?
Consider the reaction. PCl5(g) ⇌ PCl3(g) +Cl2(g) K=0.042The concentration of the products at equilibrium are [PCl3] =0.13 M and [Cl2] = 0.27 M.What is the concentration of the reactant,... more
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11/08/23

what’s the area of the triangle

Dyani attempts to find the area of ABC. What is her error? Find the correct area. Round to the nearest square centimeter.side b= 12cm, side a= 14cm, angle C= 65°area= 1/2(AB)(BC)tan Carea=... more
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11/07/23

What is the fastest safe speed around this bend?
Your 1600 kg car moves around a level curve in the road with a 50 m radius. The coefficient of static friction between the tires and the road is 0.8.
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11/07/23

Using interval notation, identify the implied domain of the restricted function
Using interval notation, identify the implied domain of the restricted function f(t)=2(e)^t with image [1,6]. Express each value in its unrounded, exact form.
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11/07/23

Calculate the equilibrium constant for the chemical reaction, given the equilibrium concentrations of the reactants and products in the table.

Calculate the equilibrium constant for the chemical reaction, given the equilibrium concentrations of the reactants and products in the table. Substance Equilibrium Concentration AB ... more
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11/07/23

Convert from Polar to Rectangular
Convert the polar equation to a rectangular equation. Then use a rectangular coordinate system to graph the rectangular equation.r=6cscθThe rectangular equation for r=6cscθ is ________.
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11/05/23

Use the Laws of Logarithms to expand the expression.

Use the Laws of Logarithms to expand the expression.log3(8x)
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11/05/23

Find the mass of Jupiter, in kg, based on given data (in "Description") for the orbit of one of its moons.

Moon: IoAverage orbital radius (r) in km: 4.22*105 kmPeriod Time (T) in years (y): 0.00485 y (or 1.77 days)r3/T2 in km3/y2: 3.19*1021 km3/y2Moon: EuropaAverage orbital radius (r) in km: 6.71*105... more
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11/04/23

What banking angle (in degrees) will prevent cars from sliding off the road, assuming everyone travels at the speed limit and there is no friction present?
A given highway turn has a 115 km/h speed limit and a radius of curvature of 1.1 km.
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11/04/23

Find the solutions of the equation in the interval [−2𝜋, 2𝜋]. Use a graphing utility to verify your results. (Enter your answers as a comma-separated list.) tan(x) = −1
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11/04/23

A sine curve with a period of 8𝜋, an amplitude of 5, a left phase shift of 𝜋/4, and a vertical translation down 4 units.
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11/03/23

Plssss help, sorry for the trouble

Link to image of the problemThank you!!!!
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11/03/23

Pls help, sorry for the trouble

Link to image of the problemThank you!
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11/03/23

The graph of f' is shown in the figure. Sketch the graph of f if f is continuous on [0,3] and f(0)=1.
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11/03/23

Rotational Energy and Momentum

A spherical shell of mass M and radius R is released from rest and rolls without slipping down an inclined plane with a height of 3 m.I am very confused on how to solve this when I'm only given the... more
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11/02/23

Identify each of the following as a strong or weak acid
S2-, SO32-, Cl- ,Br-,NO3-, ClO4-, CO32-, and PO43-
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11/02/23

I cant seem to get this after doing a couple easier examples.
The rate constant for the first-order conversion of A to B is 3.33 hr⁻¹. How much time will be required for the concentration of A to reach 75% of its original value?
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11/02/23

Gas law questions
How many moles of gas are in 275mL containers with 1.00 atm at 73C? What is the molar mass of the gas that is condensed into 0.697g of the liquid?
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11/02/23

find a and b constants

find the constants a and b in the function f(x) =(ax^b)/ln(x) such that f(1/2) = 1 and the function has a local minimum at x=1/2. a= b=
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11/01/23

how can i find the zeros
Factor the polynomial and use the factored form to find the zeros. (Enter your answers as a comma-separated list. Enter all answers using the appropriate multiplicities.)P(x) = x4 − 5x3 + 4x2
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