10 Answered Questions for the topic STEM

03/30/22

Find the standard (slope-intercept form) equation of the tangent line to the following
f(x)=x^2-3x+1 at x=1This question is the only question that i can't answer its very confusing can someone please help me thank you
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12/05/21

How many grams of NO will be produced from 75.1 g of NO₂ reacted with excess water in the following chemical reaction? 3 NO₂(g) + H₂O(l) → 2 HNO₃(g) + NO(g)
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06/03/21

Hi can someone please help with this, by using the formula of z-scores and z-scores table. Thank you so much!
If the systolic blood pressure of obese people has a mean of 132 and standard deviation of 8, find the probability that a person have the following blood pressure. Assume the variable is normally... more
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06/02/21

Hi can someone please help with this, by using the formula the z-scores and z-scores table
The average age of the company's president is 56 years old. Assume the variable is normally distributed is four years, find the probability that the age of a president will be between 52 and 58.
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Stem Chemistry

04/05/21

Naphthalene, C10H8, is used to make mothballs. Suppose you have a 0.0661m solution of Naphthalene in chloroform, CHCl3; calculate the new vapor pressure of the solution.
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Stem Chemistry

04/05/21

Calculate the vapor pressure at 35C of a solution made by dissolving 20.2g of sucrose, C12H22O11, in 60.5g of water.

V.P water 35 C = 42.2 mmHg
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01/21/18

Force of the charge
Two charges of 10-6 C are located 1cm apart (a) What is the force on a charge +10-8 halfway between them? (b) What is the force on a charge of -10-8 C at the same place?  
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Stem Physics 2

01/14/18

Calculate the magnitude of the force acting on the -8 uC due o the other charges
Physics : Electrostatics  Charges of +2, +3 and -8 uC are placed in air at the vertices of an equilateral triangle of side 10cm. Calculate the magnitude of the force acting on the -8 uC due o the... more
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07/18/16

If a person has been riding a bike for 5 seconds and gone a distance of 30 meters (m), how fast is he or she going?
There really is no other details.
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Stem

10/14/15

temperature on mars ranges from -207 to 80. divided the difference by 2 to find the average temperature
temperature on mars ranges from -207 to 80. divided the difference by 2 to find the average temperature
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