AP CHEMISTRY
thanx very much!!!!!
Geometry
the answer is B. length of jane's garden is double the length of simon's garden
chemistry
A 141-mg sample was placed on a watch glass that weighed 9.203 g. What is the weight if the watch glass and sample in grams?
Math
Subtract: 7 gal 2 qt 1 pt – 5 gal 3 qt ½ pt I'm stuck plz help.
Physics
A water bed that is 1.5 m wide and 2.5 m long weighs 1055 N. Assuming the entire lower surface of the bed is in contact with the floor, what is the pressure the bed exerts on the floor? (Round to the first decimal point and don't forget units.
Physics
A cube of wood with a density of 0.780 g/cm3 is 10.0 cm on each side. When the cube is placed in water, what buoyant force acts on the wood? (ρw = 1.00 g/cm3) a. 5.00 N b. 6.40 N c. 7.65 N d. 7.65 x 10^3 N
math
a 41 inch ribbon was cut into five shorter ribbons of equal length how long was each shorter ribbon
chemistry
magnesium nitrate decompses in water and releases ammonia gas. If 355ml of ammonia is produced at STP, whit is the mass of Magnesim nitrate that reacted. Equation is Mg3N2+6H2O=3Mg(OH)2+2NH3
chemistry
The radius of an atom is about 10,000 times as large as its nucleus. If the atom were enlarged such that the radius of its nucleus was 1 inch, what would be the radius of the atom in meters? I need the formula to follow so that I can solve this problem.
Math
2%, am i right?
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