Lab Report Chemistry

The mole is a convenient unit for analyzing chemical reactions. Avogadro’s number is equal to the mole. The mass of a mole of any compound or element is the mass in grams that corresponds to the molecular formula, also known as the atomic mass. In this experiment, you will observe the reaction of iron nails with a solution of copper (II) chloride and determine the number of moles involved in the reaction. You will determine the number of moles of copper produced in the reaction of iron and copper (II) chloride, determine the number of moles of iron used up in the reaction of iron and copper (II) chloride, determine the ratio of moles of iron to moles of copper, and determine the number of atoms and formula units involved in

If we measured in meters then a=4.9.) t is the time in seconds, v0 is the initial velocity of 30 feet per second, and s0 is the initial height or 4 feet. Thus we have:

The chemical formula for sodium hydroxide is NaOH. It has a ph of 11 and is considered as a base. The chemical formula for hydrochloric acid is HCl and it has a ph of 2 and is considered as an acid. The chemical formula of ammonia is NH3 and it has a ph of 8 and is considered as a base. The chemical formula of sodium chloride is NaCl and it has a ph of 7 and is considered aa a base. The chemical formula for deionized water is H2O and has a ph of 7 and is considered neutral. The 7up had a ph of 3 and is considered as an acid. The Maalox had a ph of 8 and is considered as a base. The apple juice had a ph of 4 and is considered as an acid. The vinegar had a ph of 2 and is considered as an acid. When it comes to the color of the indicator in

Human tissue transmits red light efficiently, and the longer activation wavelength of the photosensitizer results in deeper light penetration.(118) Consequently, most photosensitizers are activated by red light between 630 and 700 nm, corresponding to a light penetration depth from 0.5 cm (at 630 nm) to 1.5 cm (at 700 nm).(119) This limits the depth of necrosis and/or apoptosis and defines the therapeutic effect.(120) As a result, larger solid tumors cannot be uniformly illuminated, because of the limited depth of light penetration.(120) The total light dose, the dose rates

The ball should have reached a height of .58 m at maximum potential energy with short-range settings.

Most screening studies use 4.0 ng/ml as cut-off for abnormal levels, but a review of the literature in 2006 showed the estimated sensitivity using 4.0 was only 21% for detecting cancer and 51% for detecting high grade (Gleason >8). In 2009, estimates of 4.3 to 73% sensitivity were given (www.parliament.nz/resource0000166364). Using 3.0 cut-off increased sensitivities to 32 and 68%. (Arch Ital Androl 1006 78 (4) 125-9)

Ast = 0.93 * b * d/100 = 0.93 * 300 * 607 /100 = 1696.99 mm2

θ ? λ A. B. C. D. decrease increase decrease increase b increase increase decrease decrease

CVE3208 | Fluid Mechanics | Lab Report | 2012 Data/Results : 1000 liter = 1m3 Flow calculated by using Q = vol / time Nozzle diameter = 0.008m Area = 5.027x10-5 m2 For flat target 90°

calculated using the following relation: u = m , v = m . This discussion

β A = D/V βD + E/V βE = .5 × 0 + .5 × 1.4 = .7

Problems P 1.2 c = 3 × 108 m/s so 1 c = 1.5 × 108 m/s 2 so x= 5 × 106 = 33.3 ms 1.5 × 108

the Kinetic Energy (KE = 0.5MV2 ) of the projectile is greater than 22500 J. Using an

6-19. A monorail train traveling at 80 km/h must be stopped in a distance of 40 m. What average acceleration is required and what is the stopping time? ( vo = 80 km/h = 22.2 m/s)

21. A 2-kg mass is held 4 m above the ground. What is the approximate potential energy of the mass with respect to the ground?