# HA

Newest questions and responses by HA
1. ## social studies

Of the following statements, which accurately describes how foreign lands influenced East Africa? A. Through military conquests, soldiers from India brought Christianity to East Africa. B. Contact through trade resulted in a multicultural mix that

2. ## Math

- 7/9 x 3/5 Answer i got is -27/45 is this correct??

3. ## Math

Ann bought 30 pens for Rs 4.20 each.If she had used this amount of money to buy pencils for 3 for Rs 5,how many pencils could she have bought

4. ## chemistry

What is the specific heat capacity of a metal if it requires 175.0 J to change the temperature of 15.0 g of the metal from 25.00°C to 35.00°C? 1.17 J/g°C 11.7 J/g°C .875 J/g°C 325 J/g°C 17.5 J/g°C

5. ## chemistry

Given reaction 2NH3(g) + 3Cl2(g) → N2(g) + 6HCl(g), you react 5.0 L of NH3 with 5.0 L of Cl2 measured at the same conditions in a closed container. Calculate the ratio of pressures in the container (Pfinal/Pinitial). 0.75 1.00 1.50 1.33 None of these

6. ## chemistry

You have 43.4 g of O2 gas in a container with twice the volume as one with CO2 gas. The pressure and temperature of both containers are the same. Calculate the mass of carbon dioxide gas you have in the container. 0.678 g 2.71 g 29.8 g 59.7 g none of these

7. ## chemistry

The pressure of the earth's atmosphere at sea level is 14.7 lb/in2. What is the pressure when expressed in kg/m2? (2.54 cm = 1 in., 2.205 lb = 1 kg) 2.62×102 kg/m2 5.02×104 kg/m2 4.30×10-3 kg/m2 2.09×10-2 g/m2 1.03×104 kg/m2

8. ## chemistry

The local weather forecaster reports that the current barometric pressure is 29.5 inches of mercury. What is the current pressure in atmospheres? 9.99 atm 3.93 atm 0.986 atm 883 atm 1.00 atm

9. ## chemistry

You have 95.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 2.50 M solution of AgNO3(aq). Calculate the concentration of Na+ after the two solutions are mixed together. 1.08 M 0.475 M 5.00 M 0.00 M 2.16 M

10. ## pc hyperbola

4x^2-9y+32x-144y-548=0

11. ## chem

discuss why it necessary to make absorbance measurements at the wavelength of maximum absorbance

12. ## biology

Gastrulation geometrically separates the future ectoderm, from what?

13. ## organic chemistry

I really need help with this question. It is located at the link below. Question #2. I understand the general reaction but I need help with the actual mechanism. Olopatadine is a drug used topically to treat the itching associated with conjuctivitis It is

14. ## spanish

what does, los estudiantes hablar mucho para la clase de ciancias naturales, mean?

15. ## writing

i need to write a presidential order. but i need some topics to write about.

16. ## chemistry

what changes in colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate for about 30 minutes

17. ## LITERARY DEVICES

WHAT DOES "...RAGING FIRES..." MEAN?

18. ## earth

i need a worksheet about " the past atmosphere"

19. ## science

i need a worksheet about " the past atmosphere" any worksheet

1. ## World History

godem

posted on January 15, 2019
2. ## social studies

I need help finding the answer.

posted on November 27, 2018
3. ## Language Arts

1. A & C 2. C 3. A & C

posted on October 12, 2018
4. ## math ~dont know all but check some~ pls help!!!

1. B 2. C 3. B 4. A 5. A 6. C 7. D 8. B 9. C

posted on May 21, 2018
5. ## LA

smh is right

posted on February 9, 2018
6. ## help

1.b 2.c

posted on December 18, 2017
7. ## Math

tf actually. The AOPS or who you actually are you retard or "We will track down your IP address" XD thats f-ing illegal you piece of s@#\$.

posted on November 30, 2017
8. ## art pleaase help

haha thats true girl.lun i'm in connections to

posted on November 9, 2017
9. ## Math

5^2+6(2^2)+(4^2+3^2)^0.5 =25+6(2^2)+(4^2+3^2)^0.5 =25+(6)(4)+(4^2+3^2)^0.5 =25+24+(4^2+3^2)^0.5 =49+(4^2+3^2)^0.5 =49+(16+3^2)^0.5 =49+(16+9)^0.5 =49+250.5 =49+5 =54

posted on October 18, 2017
10. ## MAth

124

posted on October 18, 2017
11. ## Math

The equation you use is: final value = initial value * (rate of depreciation) ^ time 1000 = 15000(x)^10 x = .762765 or 76.2765% value after 7 years is just: 15000(.762765)^7 = 2253.34

posted on October 18, 2017
12. ## Math

Yes

posted on October 18, 2017
13. ## Health

MS.Kary Is right

posted on September 12, 2017
14. ## LANGUAGE ARTS

you you gotta be such a prick

posted on September 1, 2017
15. ## math

A Low ha

posted on August 28, 2017
16. ## Math

amy is right

posted on May 30, 2017
17. ## Math I need help ASAP!

i still don't get it

posted on May 17, 2017
18. ## Math I need help ASAP!

WHAT

posted on May 17, 2017
19. ## science 1 question!!!

DAMMMNNN DANIEL! XDD get it....cuz his name is Danny? No? Oh...okay XD

posted on May 16, 2017
20. ## Science

It's obviously not the real Mrs. Sue lol XDDD

posted on May 16, 2017
21. ## Unit Test! Help! ;[

damn

posted on May 11, 2017
22. ## Pre Algebra

Hahahah! Mrs. Sue replied like...a year later XDDD

posted on May 10, 2017
23. ## Chemistry

399

posted on April 30, 2017
24. ## Math

Soggy is correct!!!!! If you go to connections.

posted on April 28, 2017
25. ## Science

number 7 its d 2.87 and 8.chemical 9. solid liquid gas physical.

posted on April 7, 2017
26. ## Language Arts

thank me later is correct!

posted on April 5, 2017
27. ## Easy Chem 2

drhrha

posted on February 26, 2017
28. ## science

posted on February 24, 2017
29. ## math

THAT MS.SUE WAS SO RUDE TF

posted on December 6, 2016
30. ## Science

posted on September 12, 2016
31. ## science

it is not b it is something else then b.

posted on September 7, 2016
32. ## chemistry

Dr.Bob, 1.07954M or 1.08M isn't the answer but 2.16M is. so, why is that. You make a mistake there Dr.Bob222. Can you solve the problem again?

posted on May 13, 2016
33. ## chemistry

mols Na from Na2CrO4 = 0.095 x 2.50 = .2375 mols Na from AgNO3 = 0 total volume = (95 mL + 125 mL)/1000) = .22L (Na) = mols Na/total volume in L. .2375/.22L= 1.07954M

posted on May 13, 2016
34. ## chemistry

mols Na from Na2CrO4 = 0.095 x 2.50 = .2375 mols Na from AgNO3 = 0 total volume = (95 mL + 125 mL)/1000) = .22L (Na) = mols Na/total volume in L. .2375/.22L= 8.1.07954M

posted on May 13, 2016
35. ## chemistry

posted on February 28, 2016
36. ## Social Studies

2 is b

posted on January 19, 2016
37. ## P.E

tanks

posted on January 4, 2016
38. ## statistics

huhiuh

posted on December 7, 2015
39. ## chemistry

sike

posted on October 13, 2015
40. ## math

Sameee thooo

posted on October 1, 2015
41. ## math

436.02

posted on April 30, 2015
42. ## Chemistry

51

posted on November 9, 2014
43. ## math

Mrs.sue this is a site to get our homework done faster so don't tell us we have to do it

posted on January 29, 2014
44. ## chemistry

c 4

posted on May 12, 2013
45. ## Math

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posted on May 10, 2013