# Posts by De

Total # Posts: 46

**Chemistry II**

84.6g of NH3 are dissolved in 822g of water. What are the concentrations of this solution in mass percent and molality? Mass percent= 10.3% Molality = 6.05 Mol/kg

**English 102**

IS this a good research question? What stage of childhood development does research show how experiences affect brain development and why?

**GPH**

How do the five factors influencing climate patterns affect St. Louis, Missouri (38°39' N, 90°W; elevation 535 ft.) and Singapore (1°24'N, 103°55'E; elevation 16 ft.)?

**Static**

The country of Statland runs a national lottery for its people. In this lottery, an urn contains 42 balls that are individually numbered 1, 2, ..., 42. Each week, 5 balls are drawn from the urn without replacement. Gamblers pay a small sum to predict these five numbers and the...

**ap chemistry**

thanks

**ap chemistry**

what would have happened to the calculated molar mass if some benzoic acid was spilled before adding it to the lauric acid? also, what would have happened to the calculated molar mass if the thermometer used actually read 1.4C too high I NEED HELP PLEASE THANKS

**ap chemistry**

help please?

**ap chemistry**

what would have happened to your calculated molar mass if some lauric acid was spiled before finding the freezing point?

**Math**

because its not the right answer

**java.please help**

Write a Java program that prompts the user for a string. If the string entered by the user does not start with Hello and does not end with a digit, print incorrect and re-prompt the user. Otherwise, print Thank you.

**Physics**

More the wind speed more speedily the wind turbine will rotate.So greater will be the power produced by wind mill

**chemistry**

How many atoms are in 33 g of C33H18O2?

**geometry**

Bubble wrap sells in sheets, and each sheet has 1 million individual spherical bubbles, each with a diameter of 0.01 m. What is the total volume of air contained in the bubbles of two sheets of bubble wrap? Round to the nearest tenth.

**Physics**

33

**Astronomy**

20088

**math**

Arrange digits 126 and 8 to make the each snumber sentence true use each digits only once

**math**

Arrange digits 126 and 8 to make the each snumber sentence true use each digits only once

**Math/Statistics**

.68

**I need help answering this Accounting question!?**

de

**English**

What is the subject complement? I am the baby sitter. baby sitter or sitter

**geometry**

10

**Maths**

De

**biology**

if i have 1 litter of a 1M solution of HCI, how many grams of NaOH must i add to neutralize the solution and adjust the ph to 7

**Education**

The major emphasis of Movement programs for young children is the development of concepts. In what three major categories are they broken into? Body,space,time What , who, were Movement skill and fitness Awareness , knowledge and understanding I think it's possibly A

**ece**

? good question I guess that's why so many people can't answer ty anyway

**ece**

no it is the actual question words are choose a, b, c or d I think the answer is b I was thinking it was aor d and changed mind

**ece**

words are A)communication shortcuts B) not arbitray symbols C) unique to ea. indidividual in english D) thoughts written down I like A and also D thoughts written down not sure which

**ece**

ty ms. sue

**literacy ece**

I choose listening

**literacy ece**

the first language arts skill that children learn is A) speaking B)reading C) writing D) listening

**Pratical English**

What is the subject complement? I am the baby sitter.

**pre school**

d. reading with a responsive adult is best

**french**

I need to put it in imparfait or passe compose /nous sommes alles a la fete foraine. C' (etre) magnifique! Mon pere mangeait son diner,quand je. (Rentrer) a la maison.

**math**

37 is what percent of 58?

**Economics**

de

**Algebra/Math**

3x(5-(10-8)

**statistics**

none

**math**

f(x)=2x-3

**math**

i have to chang each percentto a deciml then change each decimal to a fraction in lowest terms 22 2/9

**history**

idk

**chemistry**

pH? 40.0ml of 0.100M when 20.0ml of 0.250M

**to Ms. Sue**

This is what I have x=1st interger 17-x= 2nd interger equation: x(x-17)=66 x^2-17x-66 then I have to factor it but I don't know the factors that is what I need help with finding that

**mth**

This is what I have x=1st interger 17-x= 2nd interger equation: x(x-17)=66 x^2-17x-66 then I have to factor it but I don't know the factors that is what I need help with finding that

**mth**

Two positive intergers have a sum of 17 and a product of 66.What are the intergers?

**analytical chemistry**

analyical chemister ( skoog, west..) Chapter 11 (11-33) a,b,c

**Physics**

2.45