# Posts by da

Total # Posts: 31

**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

**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**

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

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