biochem
You have the following stock solutions and solid chemicals in your lab: 1.5M NaCL 0.2M Tris buffer, pH 8.0 10 mg/ml Bovine serum albumin (BSA) MgCl2 (solid, anhydrous) MW = 95.211 g/mole (95% pure) How would you make 250 ml of the following solution: 0.2M NaCl 0.05M Tris, pH 8...
AP Caculus AB
the acceleration along the xaxis when time is t>0 a(t)=6t-2 when t=0 the velocity=-56. what is the total distance from t=3 to t=10? a)231 b)387 c)6004/27 d)14930/27
calculus
integrate (1)/(-4ln)3x)^3 -27x^2 cuberoot-3x^3-5 and using the graph y=squareroot of x which points are closest to (6,0). thank you!
geomatry
the length of the radius of th dartboard is 9in. the diameter is represented by the expression 3x+3 write an equation that you cansolve for x then solve for x the x=5 but how do you work it out
calculus
simplify 6x^4-2xy^4 divided by 2xy
calculua
describe the system. x+4y=1 and 3x+8y=2
Chemistry
What is the smallest whole-number ratio of ions in a crystal lattice?
Chemistry
Which one is the LR? Ag or S? 2Ag + S → Ag2S = 216 g Ag + 32 g S
algebra
Courtney's dog sleeps in a crate that is 40 inches wide, 30 inches tall, and 44 inches deep. What is the volume of the dog crate?
Chemistry
If it takes 6.6E-7 seconds for one wavelength of a wave to pass a stationary point, what is the frequency of the wave in Hz? I cannot figure out what equation to use or how to use it.
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