chemistry
What volume (mL) of a 3.23 %w/v saline solution contains 69.1 mg of NaCl?
science
3. Atmospheric pressure at the top of Mt. Everest is about 150 mm Hg. That is why climbers always bring oxygen tanks. If a climber carries a 12.0 liter tank with a pressure of 35,000 mm Hg, what volume will the gas occupy if it is released at the top of Mt. Everest?
science
1. Boyle’s law states that if you squeeze a fixed amount of a gas into a smaller volume, the pressure will increase. Explain why in your own words.
CHEMISTRY
Hydrogen cyanide is used in the production of cyanimid fertilisers. It is produced by the following reaction: 2CH4 + 2NH3 + 3O2 2HCN + 6H2O (a) How much hydrogen cyanide can be produced starting with 100 kg of each of the reactants? (b) Which is the limiting reagent?
biology
what characteristics appear to show consistent development over the 4 million years of hominid evolution?
English
Help! I need help unscrambling these letters into two words it is due tommorow! The letters are tttrrlnemisianaaon it is the name of a mall, remember its a two letter word
Math
At a certain time of day, a tree that is Xft tall cast a shadow that is X-35 meters long if the distance from the top of the tree to the end of the shadow is X+5 meters, what is the height, X, of the tree?
Math
24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
Math
24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
Math
24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
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