1,272 Answered Questions for the topic differential equations
02/28/22
A chemist prepares a solution of nickel(II) chloride NiCl2 by measuring out 79.2μmol of nickel(II) chloride into a 400 mL volumetric flask and filling the flask to the mark with water.
Calculate the concentration in m/molL of the chemist's nickel(II) chloride solution. Round your answer to 3 significant digits.
Differential Equations Calculus
02/24/22
Use the differential to approximate the expression. Then use a calculator to approximate the quantity, and give the absolute value of the difference in the two results to four decimal places.
Sqrt61Use the differential to approximate the expression. Then use a calculator to approximate the quantity, and give the absolute value of the difference in the two results to four decimal places.
Differential Equations Exponents
02/24/22
Write an equation for the line that passes through the points (-5, 4) and (3, -2) .
Differential Equations
02/23/22
How do i solve this
A 500-gallon backyard swimming pool that contains 300 gallons of water is being drained through a hose. During the first 3 hours, the pool drains at a rate of 40 gallons per hour. During the next 9...
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Differential Equations
02/21/22
Please Solve Bernoulli Equation (6x+1)y^2y^'+3x^2+2y^3=0
All I need to know is what my V variable is. After simplifying the equation in the Bernoulli format I keep getting V = y^1-n = y^1-1. n cannot be 1 and I don't know what I did wrong.
Differential Equations
02/19/22
Solve over the integers
Is there a way to solve an equation like this over the integers. (ay+b)/(cy+1)=d
Differential Equations
02/17/22
Calculating population and how fast its growing
The population of a town grows at a rate proportional to the population present at time t. The initial population of 10000 increases by 20% in 5 years . What will be the population in 50 years? How...
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02/13/22
A chemist prepares a solution of silver(II) oxide (AgO) by measuring out 0.00339 μmol of silver(II) oxide into a 450. mL volumetric flask and filling the flask to the mark with water.
Calculate the concentration in mmol/L of the chemist's silver(II) oxide solution. Round your answer to 3 significant digits.= ____ mmol / L
Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium bromide (NaBr) and liquid water (H2O).
If 2.56g of sodium bromide is produced from the reaction of 6.5g of hydrobromic acid and 5.7g of sodium hydroxide, calculate the percent yield of sodium bromide. Round your answer to 2 significant...
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Liquid octane (CH3(CH2)6 (CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).
If 8.68g of water is produced from the reaction of 29.7g of octane and 43.7g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures.= ____ %
Liquid octane (CH3(CH2)6 (CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).
If 8.68g of water is produced from the reaction of 29.7g of octane and 43.7g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures.= ____ %
Gaseous butane (CH3(CH2)2 CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).
If 18.5g of water is produced from the reaction of 34.3g of butane and 87.1g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures.= _____ %
02/06/22
Gaseous butane (CH3(CH2)2 CH3) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).
If 18.5g of water is produced from the reaction of 34.3g of butane and 87.1g of oxygen gas, calculate the percent yield of water. Round your answer to 3 significant figures.= _____ %
02/06/22
Equation help please
What is the equation here? 1 person is playing a game guessing a number and has odds of 1/256 so they get the right answer every 4minutes. What if 10 people are playing the same game independently?...
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Differential Equations
02/04/22
/if_a_kitten_weighed_100_grams_at_birth_and_gained_8_grams_per_day_in_how_many_days_will_the_kitten_triple_its_weight
how many days will kitten triple its weight
02/04/22
Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium bromide (NaBr) and liquid water (H2O).
What is the theoretical yield of sodium bromide formed from the reaction of 4.0g of hydrobromic acid and 3.4g of sodium hydroxide? Round your answer to 2 significant figures.
02/02/22
Liquid octane (CH3(CH2)6 CH3) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O).
Suppose 10. g of octane is mixed with 61.2 g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction. Round your answer to 2 significant digits.= ______ g
02/02/22
Aqueous sulfuric acid (H2SO4) will react with solid sodium hydroxide (NaOH) to produce aqueous sodium sulfate (Na2SO4) and liquid water (H2O).
Suppose 18. g of sulfuric acid is mixed with 24.3 g of sodium hydroxide. Calculate the minimum mass of sulfuric acid that could be left over by the chemical reaction. Round your answer...
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02/02/22
Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce aqueous sodium bromide (NaBr) and liquid water (H2O).
Suppose 46.1 g of hydrobromic acid is mixed with 10. g of sodium hydroxide. Calculate the maximum mass of sodium bromide that could be produced by the chemical reaction. Round your answer...
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02/01/22
can anyone help me with this question? thankyou in advance and im so happy if you can show me the proper calculation ;p
find dy/dx of the following functions
y= ( 2x^5+3x^3 -2) over x^2
y= (x^2+x-3) over (x^2+1)
01/30/22
Use implicit differentiation to find dy/dx. 5+2y^3=4x^2y^3+10x^2
When I calculated the problem, I got x'=(6x^2-3)y^2/4xy^3+10x
Differential Equations Calculus
01/30/22
Find the derivative. Use logarithmic differentiation: y = sqrt((4 x^3 - 1)/(8 x - 9))
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