Math
Pls help me find the volume of rectangular prism: Width 23cm Height 8cm Length 14.2
Chemistry
Given the balanced equation N2(g)+3H2(g)==>2NH3 Calculate: a)the volume H2 that reacts with 12L of N2 b)the volume of NH3 produced Iron 4L ofN2 c)the volume of N2 and H2 to produced 60L of NH3 Assume that all volume measurements are made under identical conditions
Chemistry
Consider the reaction MnO2+4HCL===>MnCl2+Cl2+2H2O How many grams of MnO2 are required to produce 5.6 of Cl2 at stp?MnO2=87
Chemistry
How many grams of sodium-hydroxide will react with 49g of phosphoric acid? H3PO4=98g/mol,NaOH=40/mol.The equation is:3H2O+Na3PO4
chemistry
Balance each of the following equations a)CH4+CL2......>CCl4+HCl b)AL(OH)3+H2SO4.....>Al2(SO4)3+H2O c)Fe+H2O......>fe3O4+H2 d)Al4C3+HCl......>AlCl3+CH4 e)C2H6+O2......>CO2+H2O f)P2H4.......>PH3+P4 g)S2Cl2+NH3......>N4S4+NH4CL+S8 h)Ag+HNO3.......>AgNO3+N...
chemistry
Given the reaction 1/2 N2( g) + 3/2 H2 (g) ___> NH3 (g) +11.0kcal.Is this reaction exothermic or endothermic?
Chemistry
An ideal gas originally at 0.8 atm and 77C was allowed to expand untel its final volume ,pressure and temperature were 600 ml ,0.4 atm and 27C.what was the initial volume
Chemistry
A gas occupied 870 ml under a pressure of 720 mmHg at a temperature of 17C ,the next day it was measured under a pressure 0f 750 mmHg at a temperature of 21C.what volume did the gas occupy under these condition
Chemistry
Determine the atomic weight of X in the following compounds a)8g XH4 occupy 44.8L volume at 237C and 380 mmHg pressure b)1.92g of X3 occupis a volume of 574 ml at 77C and 2 atm c)A O.326 gram of gas,C3X4 has a volume of 250 ml at100C and 76 cmHg d)A 3.12 gram of the gaS.HX,occ...
Chemistry
If we add 25g oe calcium carbonat with 73g of Hcl.what is the volume carbon dixiode in litres.
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