Chemistry Answers

A weather balloon has a volume of 1750 L at 103 kPa. The balloon is released to the atmosphere. At the highest point above the ground, the pressure on the balloon is 35.0 kPa. What is the new volume of the balloon at this height? 

How do i solve this? Hydrogen and iodine gas react to form hydrogen iodide, as shown in the equation H2(g) + I2(g) → 2HI(g). Suppose you are given a time interval from t1 = 10 seconds to t2 = 20 seconds and a change in H2 concentration from0.210 mol/L to 0.185 mol/L.

A coin 2.0 cm in diameter is held 20cm from a concave spherical mirror of 30 cm radius of curvature. Locate the image of the coin and its height

An object is placed 2.0 cm in front of a concave spherical mirror whose radius of curvature is 8.0 cm. Use the mirror equation to locate the position of the image and its size

a flea is located 3.0 cm from a convex spherical surface of radius 10 cm. Where is the image of the flea?

Artist you contain a solution of one of the following salt NaCl b n e b r n e t describes single test that can distinguish among these salt

Write structural formula for dinucleotide CG that would be in DNA

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