math 213 #18

133,862 results

Find the net change in entropy when 213 g of water at 0.0°C is added to 213 g of water at 96.9°C.

physics

Find the net change in entropy when 213 g of water at 0.0°C is added to 213 g of water at 96.9°C.

physics

Find the net change in entropy when 213 g of water at 0.0°C is added to 213 g of water at 96.9°C.

Math

I need to understand how to do the problem and not the answer. P.S. bobpursley, no offense but I didn't understand what your response meant. That information I already know but I need to know how to do the problem to get 213 as the answer. Anida won the class election by ...

Chemistry

Calculate the standard enthalpy change for the reaction 2A+B⇌2C+2D Use the following data: Substance ΔH∘f (kJ/mol) A -251 B -403 C 213 D -511 My thoughts: [(2)(-511)+(213)(2)]-[(2)(-251)+(-403)]=309kJ (but apparently that is not the correct answer) What did I ...

statistics

The data listed below shows the number of hospitals in each state, using the data, complete a frequency table using 8 classes. all the data has been ordered from smallest to largest. 7,8,12,14,14,15,15,15,19,21,23,25,29,30,34,36,36,38,40,40,51,53,55,56,59,61,63,71,73,74,75,76,...

statistics

The data listed below shows the number of hospitals in each state, using the data, complete a frequency table using 8 classes. all the data has been ordered from smallest to largest. 7,8,12,14,14,15,15,15,19,21,23,25,29,30,34,36,36,38,40,40,51,53,55,56,59,61,63,71,73,74,75,76,...

math

what is 27.4  213.321  39.38

Math 213

how to compute 10 - 3 -12

math

simplify 144+(-317)+213 =?

Physics

Jack rides his 213kg motor cross bike 25.3m up a 30.0 degree slope at a constant speed. what is the energy his bike expends if the frictional force opposing its movement is one-tenth its weight? Are you sure the mass is 213 kg? Shouldn't it be 21.3 kg? Or does that include ...

chemistry

Calculate the change in entropy (ΔS˚) of reaction (J/K) for the equation as written. BaCO3(s) → BaO(s) + CO2(g) Table: S° (J/(K mol)) BaCO3(s) = 112 BaO(s) = 70.3 CO2(g) = 213.7 So the answer is -41.7 I thought to find the entropy of reaction you subract the ...

MTH 213-Elementary Math

Let U = {u, n, i, t, e} A = {n, i, t} B = {n, e} C = {u, n, i, t, e} D = {u, e} Find each of the following:

math :D

which of the following is closest in value to .213 f-1/2 g-1/3 h-1/4 j-1/5 k-1/6 answer:j-1/5

math

144+(-317)+213 i think the answer is 40

what is the standard form of 213

Math

Given ^213 x=58, find the positive value of x

Math 213 Elementary Math

Use the definition of less than to show each of the following: a. 2 < 4 b. 3 < 100 c. 0 < 3

Math 213 Elementary Math

List all the subsets of {2, o, t}.

Math 213 Elementary Math

1. List all the subsets of {2, o, t}.

math 213

Tell whether each of the following is true for all sets A, B If false, give a counterexample. A

math 213

The following sets of ordered pairs are functions. Give a rule that could describe each function. A.{(5,3),(7,5),(11,9),(14,12)} B. {(2,5),(3,10),(14,7),(5,26)}

Math 213

Please....! There are two questions here. What, if anything, is wrong with the following numerals? A. 306four B. 1023two

Math

102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219

CHEMISTRY

During an experiment, a student adds 1.23 g of CaO to 200.0 mL of 0.500 M HCl. The student observes a temperature increase of 5.10 °C. Assuming the solution\'s final volume is 200.0 mL, the density if 1.00 g/mL, and the heat capacity is 4.184 J/(g·°C), calculate the heat of...

math 213

Determine all possible digits to fill in the blanks to make each of the following true. 9 |482____ 6|24____35 4 |63____

Math 213

Examine several newspapers and magazines and describe at least three examples of functions that appear. What is the domain and range of each function?

math

102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219 is not +3+6+3+6 TRY it yourself

math

can some please solve everyone because i do get it. 102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219

math

can some please solve everyone because i do get it. 102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219

Math

The sequence {an} satisfies a0=1,a1=213, and an=2an−1+an−2 for all n≥2. Let S=∑i=1 to infinity a[i-1]/(a[i]^2-a[i-1]^2) What is the value of 1/S

mth/213

Let U = {u, n, i, t, e} A = {n, i, t} B = {n, e} C = {u, n, i, t, e} D = {u, e} Find each of the following: (a) A ¿B

math

Round each number to the place value indicated by the digit in bold. a. 3587 the 5 b. 148,213 the 1, in 148 c. 23,785 the 3 d. 2,357 the 5

Math-algebra-Steve

The sequence {an} satisfies a0=1,a1=213, and an=2an−1+an−2 for all n≥2. Let S=∑i=1 to infinity a[i-1]/(a[i]^2-a[i-1]^2) What is the value of 1/S?

Chemistry

how many grams of oxygen are in 213.5g Fe2O3?

Math

Es time the answer below. A). 3 10/11 +2 1/101 Chose 4 or 5 or 6 or 7 B) 5 2/47 - 2 1/35. Chose 2 or 3 or 4 or 5 C) 6 17/18 * 7 3/290. Chose 42or 49 or 63or 213

Math

what is the surface area of the rectangular prism? length: 21.5mm height: 5mm Width: 4mm A. 480MM^2 B. 427MM^2**** C. 213.5MM^2 D. 255MM^2

chemistry

how many grams of sodium oxalate, Na2C2O4, could be obtained from 213 g of C6H6?

math

find the surface area of the prism. A:426 msquared B:306 m2 C:336 m2 D:213 m2 Note: prism is rectangular or squared and uh height is nine base is 12 and other part is 5m pls help

math

Round 0.681 to the nearest tenth. question 2: Estimate 17.64+9.213 by first rounding each number to the nearest tenth.

chemistry

How many milliliters of 0.246 M HNO3 should be added to 213 mL of 0.00666M 2,2'-bipyridine to give a pH of 4.19?

MATH 213

13. Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element.

Physics

are water waves at the beach with a velocity of 1.75m/s and a wavelength of 3.213 and frequency of 1/1.84Hz considered fast?

MTH 213-Elementary Math

Write each of the following in the indicated base. (a) 1021 three to base ten. ________________________ (b) 534 ten to base twelve __________________________

Math 213 Elementary Math

2. Let U = {x x is a female} A = {x x is a mathematician} B = {x x owns a pickup} C = {x x owns a dog}

College Math 213

write each of the following in the indicated base. 1011two to base ten 1574 to base twelve MCMLIV to base ten

math

please check my answers 1.Write each of the following as a common fraction or mixed number.4.0171=. 4 171/10,000 2.Arrange in order from smallest to largest.2.05,25/10 , 2.0513, 2.059,251/100 , 2.0515, 2.052, 2.051 3. 27.4  213.321  39.38 add=280.101 4.45.6  8.75subtract...

Chemistry

Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) for 310K,1070,1470 this is...

math

Two congruent circles Γ1 and Γ2 each have radius 213, and the center of Γ1 lies on Γ2. Suppose Γ1 and Γ2 intersect at A and B. The line through A perpendicular to AB meets Γ1 and Γ2 again at C and D, respectively. Find the length of CD.

math

At age 5, how much would you have to save per month to have $1 million in your account at age 65, if your investment rate was 10% per year? Assume no taxes and compounding on a monthly basis.$213.30 $21.23$274.60 can't be done with these assumptions.

Chemistry

What is the molarity of a solution made by mixing 213.6 ml of 1.5 M NaCl with 328 ml of 4.3 M NaCl?

Math 213 Elementary Math

20. Think of a number. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. Explain how this trick works.

Algebra

A = - 113 and A = -213 20 40 this is an arithmetic sequence and i have to find the explicit formula and the recursive formula how do i do that?

math

3 to the 5th power / 3 to the 2nd power= ?? 22 24 23 26 27 2100 213 (3^5) / (3^2) = 27 3 to the 5th power is 3 x 3 x 3 x 3 x 3. ________________________________________ 3 to the 2nd power is 3 x 3. Cancel two of the 3s on the top and the bottom. What do you have left? thanks ...

Chemistry

how to write a balanced equation for the following reactions with amounts of released or absorbed heat expressed in numbers within the equation 1 mole of methane with O2 yields CO2 and H2O and releases 213 kcal of heat

math 2 questions need help

At age 5, how much would you have to save per month to have $1 million in your account at age 65, if your investment rate was 10% per year? Assume no taxes and compounding on a monthly basis.$213.30 $21.23$274.60 can't be done with these assumptions. After 20 years, 100 ...

chem 140 A

The density of liquid oxygen at its boiling point is 1.14 , and its heat of vaporization is 213 . How much energy in joules would be absorbed by 3.0 of liquid oxygen as it vaporized? Express your answer numerically in joules.

chemistry

A mixture consisting of 0.150 M N2(g) and 0.612 M H2(g) reacts and then reaches equilibrium according to the equation: N2(g) + 3H2(g) ⇋ 2NH3(g) At equilibrium, the concentration of ammonia is 0.213 M. Calculate the concentration (molarity) of H2(g) at equilibrium to 3 ...

Math

The weekly rental cost of a 20 foor recreational vehicle is $129.50 plus$0.15 per mile. -Find a linear function that express the cost C as a function miles driven m. - What is the rental cost if 860 miles are driven? -How many miles were driven if the rental cost is \$213.80?

Chemistry

Calculate the entropy of formation (J/K mol) of CS2(l). The value of T delta S^0 for the equation as written is -16.7774 KJ/mol. (the given standard entropies are: O2= 205.138, CO2= 213.7, SO2= 248.22) CS2(l) + 3 O2(g) --> CO2(g) + 2 O2(g)

physics

A 33.5 kg block m1 is on a horizontal surface, connected to a 6.50 kg block m2 by a massless string. The pulley is massless and frictionless. A force of 213.7 N acts on m1 at an angle of 33.7o. The coefficient of kinetic friction between m1 and the surface is 0.201. Determine ...

math

18 Estimate 8128 /18 by first rounding each number so that it has only nonzero digit. 20. Find the digits in the tens place, in the tenths place, and in the ten thousandths place for the following number. 465.2587 21. Round 0.681 to the nearest tenth. 22. Estimate 17.64+9.213 ...

Math

Barb is going to cover a rectangular area 8 feet by 10 feet with rectangular paving blocks that are 4 inches by 8 inches by 2 inches to make a flat patio. What is the minimum number of paving blocks she will need if all the paving blocks will face the same direction? (Note: ...

math 213

This season the basketball team has won 8 games and lost 4. (a) What is the basketball team’s ratio of wins to loses? (b) What is the basketball team’s ratio of wins to games played? (c) If the basketball team continues to win at this rate, how many of the remaining 3 game...