# Questions Asked onApril 12, 2018

1. ## English

Choose the option that corrects the error in the underlined portion. If no error exists, choose "No change is necessary." When the body needs to fight infectious diseases it increases the number of white blood cells. a) diseases, it b) diseases. It c)

2. ## Chem 2

A voltaic cell consists of an Al/Al3+ half-cell and a Cd/Cd2+ half-cell. Calculate {Al3+} when {Cd2+} = 0.401 M and Ecell = 1.299 V.Use reduction potential values of Al3+ = -1.66 V and for Cd2+ = -0.40 V.

3. ## US History

Camp meetings, like the one in the picture above, were thought to inspire which of the following? (picture showing crowds of people gathered around people in a forest) Men and women to give their lives to God ** Men and women to accept and pray for sinners

4. ## Ap Chemistry

Can anyone help me with this question How much NaCl should be added to 0.35 L of a 0.15 M solution of AgNO3 so that it reacts completely with the silver to form AgCl(s)? A. 8.8 g B. 0.0525 g C. 0.89 mg D. 3.07 g

5. ## Math

Lisa finished 21 out of her 30 problems in class. What percent of the math problems did Lisa finish in class?

1/2÷5/8

7. ## college algebra

if 60% of a radioactive element remains radioactive after 300 million years, then what percent remains radioactive after 500 million years? what is the half-life of this element?

8. ## Science

A geologist measured the amount of 40K in a rock; she determined that there was about 10 grams of 40K and 10 grams of 40Ar. What would be the approximate age of that rock?

5. Find three solutions of the equation y=9x-4. (A) (-5, -49), (-2, -22), (3, 23) (B) (-5, -49), (2, -22), (3, 23)*** (C) (-5, -49), (-2, -22), (-3, 23) (D) (5, -49), (-2, 22), (-3, 23) 9.Which is a rule that describes the translation of a point from (4,

10. ## math

The volume of a sphere of radius r is V=4/3πr^3.Solve for r.

11. ## Science

Which of the following are the basic building blocks of life 1.) cells 2.)lungs 3.)organs 4.)tissues thx BEHEHEHE

12. ## Algebra

How many real number solutions does the equation have? 0 = -7x^2 + 6x + 3 one solution two solutions** no solution How many real number solutions does the equation have? 0 = 2x^2 - 20x + 50 one solution two solutions no solution**

13. ## History

Which is the best definition of naturalization? The process of living and working in the U.S. in order to become a citizen The act of taking an oath of loyalty to the U.S. in order to become a citizen The legal steps taken for a citizen born in another

15. ## US History

Which of these is an advantage of the North? (during the Civil War) Better transportation systems ** More experienced commanders Greater commitment to the cause Stronger support of the civilian population Feedback would be appreciated.

16. ## History

Which set of issues led to the Civil War? Economics, religion, boundaries Politics, education, voting rights ** Slavery, politics, economics Voting rights, slavery, politics

17. ## Chemistry

The standard reduction potential for Cr3+(aq) is −0.74 V. The half-reaction for the reduction of Cr3+(aq) is the following. Cr3+(aq) + 3 e− → Cr(s) The standard reduction potential for Ni2+(aq) is −0.26 V. The half-reaction for the reduction of

18. ## Math

Adam used the three fractions to make a circle graph dhd

19. ## Linguistics

Each set can be identified by means of a single common featue. List the feature. { t, n, l } { Ɛ, o, e } { Ɛ, g, j } ---------------- The first set is alveolar, and the second set comprises mid vowels. But I can't find the common feature of the third

20. ## physics

At one point during its swing, a wrecking ball exerts a tension force of FT = 9825 N on its cable, which makes an angle of α = 25.0° with the horizontal. The crane's 9.00-m-long boom is at an angle of θ = 60.0° with the horizontal. What is the torque

21. ## Math

Complete each of the tasks outlined below. Task 1 You are starting a new business in which you have decided to sell two products instead of just one. Determine a business you could start and choose two products that you could sell. How much of your own

22. ## Math

Mimi earns $4.50 per hour, time-and-a-half for overtime, and 3% commission on gross sales. What were her earnings the week she worked 46 hours and sold$5,300 worth of goods? a. $318.21 b.$349.50 c. $423.50 d.$379.50

23. ## Math

Nearest whole percent of 30.367271

24. ## Science

How Is a compound different from a mixture? it is made of one substance It cannot be made of organic materials It cannot be broken down It cannot be separated by a physical change I don't know This formula shows the chemical reaction that occurs when the

25. ## math

Classify the triangle with sides measuring 11 cm, 5 cm, and 10 cm. equilateral isosceles scalene none of the above

35. ## Algebra

Let the function f be defined by f(x)= 5x-2a , where a is a constant.If f(10) + f(5)=55 , what is the value of a ?

36. ## Maths

If sec(2x)=tan(y)+cot(y). So x+y=.......

37. ## Math. Can someone check my answer

Find the slope of the line through (-9,-10) and (-2,-5) A.- 5/7**** B.-7/5 C.5/7 D.7/5

38. ## math

what is the radius of such a cone whose volume is 5π?

39. ## math

g(x) = 8 sin x, [0, pi], 6 rectangles

40. ## Chemistry

I need help plugging these in. I didn’t understand what DrBoB222 meant 2.A student starts with a titration by placing 30.0mL of 0.25M NaOH into a flask with 3 drops of phenolphthalein. The student then titrated to the endpoint using 18.0mL of HCI.

41. ## math

i need help with functions unit lession 13 just help

42. ## Math

List the terms in the following expression: 7y+16

43. ## Math

What are the coefficients in the following expression: 8b-3x+10

44. ## Biology

Hypothetical: what if someone were to cut the layer of skin on the eyes of a Spalax mole (blind mole rat) off? Would they not be blind anymore, or would that cause a big disfunction with the mole?

71. ## Chemistry

When 1.00 mol of A and 0.800 mol of B are placed in a 2.00 L container and allowed to come to equilibrium, the resulting mixture is found to be 0.20M in D. What is the value of K at equilibrium?

72. ## Chemistry

HA(aq) H+(aq) + A-(aq) K = 5.0 x 10 -9 The initial concentration of HA is 0.30 M What is the final equilibrium concentrations of HA, H+, A-? Show work, solve if you can

73. ## MATH

Does anybody know how 1.80 = xe−b(4.80 ) equal .0191

74. ## math

Sound A is 32dB. Sound B is 54 dB. How many times more intense is Sound B than Sound A?

75. ## math

A family from Hong Kong is visiting the United States. Their first stop is a bank, where the following exchange rate is posted: USD to HKD= 7.78. On this day, how many U.S. dollars will the family get for 10 of their Hong Kong Dollars? Round to the nearest

76. ## Science

//[remove]prntscr.[remove]com/[remove]j4jmwi (PICTURE IS IN SCREENSHOT) Which statement is correct? Land animals are quicker than animals that fly Insects can not move as quickly as land animals Some birds can move more quickly than some land animals***

77. ## Science

Which formula is used to calculate acceleration? Time divided by change in speed Time x change in speed Change in speed divided by time Change in speed x time Help ? Thanks, Anonymous

78. ## math

One day at 2:00 AM, the temperature was -9 F in Nome, Alaska. At 9:00 AM the temperature was 26 F. What was the average change in temperature in hours? Need help

79. ## Math

a flower was 20 centimeters tall one week ago in five days it grew 1 meter find the current height of the flower 12.3 cm 120 cm 125 cm 11.2 cm