Posts by da

Total # Posts: 32

chem
Determine the molar solubility of lead(II) iodide, PbI2, in 0.050 mol/L NaI. Ksp of PbI2 = 9.8 x 10^(-9)

math
BC is a chord of a circle with center O and area 48pi. Point A is inside BCO such that ABC is equilateral and A is the circumcenter of BCO. What is the area of triangle ABC

math
das

language arts
its a 1.A

geometry
find the slope of a line that passes through the following points. (4,5) and (3,0) using the perpendicular and parallel slopes write slope intercept form equations for both perpendicular and parallel lines all perpendicular lines pass through the point(2,5) and parallel lines...

business math
The weekly payroll of Abkar Hardware includes 19 employees who earn $280. How much is the employer's share of total social security and Medicare taxes for the first quarter of the year?

PHYSICS(HELP)
hahaha

Classical Mechanics Physics - Urgent help please
Thank you bw Now I'm tired need to sleep.

Classical Mechanics Physics - Urgent help please
why is Fx negative?

physics(help)
@KS can you explain why it is m*g*tan(theta)?

algebra 1
the teacher said i had to do substitution she said it was easier

algebra 1
what steps someone would take to use your method (substitution) and a clear argument stating the reason why your method is better than the other ones. (in other words, come up with a few good sentences that explain why you choose your method and why others should too!)

algebra 1
what steps someone would take to use your method (substitution) and a clear argument stating the reason why your method is better than the other ones. (in other words, come up with a few good sentences that explain why you choose your method and why others should too!)

algebra 1
what steps someone would take to use your method (substitution) and a clear argument stating the reason why your method is better than the other ones. (in other words, come up with a few good sentences that explain why you choose your method and why others should too!)

algebra 1
what steps someone would take to use your method (substitution)

algebra 1
clear definition of important terms for substution and and example problem?

algebra 1
what are some methods of solving systems of linear equations

algebra 1
ok thanks

algebra 1
but the answer is 96

geometry
Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth.

geometry
Point A is 5 feet from the center of the circle and 12 feet from point B. is tangent to circle O at A. Find OB to the nearest tenth. Answer Choices: 13 ft 14.3 ft 26 ft 5 ft

science
A florist wants to see if product x will extend the life of cut flowers so that they last longer. What is the independent variable

CHEMISTRY
A STUDENT STUDYING THE FE+3- HSCN equilibrium put into a test tube 10.00ml of 2.00 x 10-3 M Fe(NO3)3 with 10.0 mL of 2.00 x 10-3 M HSCN.THE H+ in the resulting solution was manteined at 0.500.By spectrophotometric analysis of the equilibrium solution, the equilibrium ...

6th grade math
i have a homework

math(answer quick!)
_____________figures are two-dimensional figures what is in the blank?

math
12

Student supervision
2 C

Student supervision
1 A

Student supervision
1. Which of the following infectious diseases accounts for 60 to 80 percent of all school absenteeism? A. Upper-respiratory infections B. Pinkeye C. Tuberculosis D. Hepatitis A and B 2. Which of the following statements about playground monitors is correct? A. You're not ...

Overview Of Teaching Technques
Hi Tracey do you have the answers for this subject?Overview Of Teaching Technques

chemistry
How to make a 2 Molarity solution?

math
5 hrs