What is the molecular formula of a molecule that has an empirical formula of CH2O and a molar mass of 120.12 g/mol? What is the molecular formula for H C O 2 , with a molar mass of 90.0 g/mol? What is the molecular formula for C 2 H 4 (molar ...
Answer to: What is the molecular formula for a hydrocarbon with 21 carbons that is, (a) completely saturated (b) an alkene (c) an alkyne By...
A molecular formula describes which atoms are present in a molecule. The subscript number found after the elemental symbol indicates the number of atoms present for each element in the molecule.Answer and Explanation: The molecular formula of ammonium nitrate is NH4 NO3. The molecular formula ...
What is the molecular formula of the first member of the alkene family? 0.1molof a carbohydrate with empirical formulaCH2O contains1gof hydrogen. What is its molecular formula? View Solution When 3.2 g S is vaporized at450∘Cand723mm pressure, the vapours occupy a volume of 780 mL What is...
Copper sulfate, with the chemical formula CuSO4, is a salt of copper. It has a molecular mass of 179.55 g/mol. When dissolved in water and mixed with potassium dichromate, it forms an orange substance known as "copper chromium sulphate" or "Roman Purple." In addition to its unique propert...
英语化学求分子式和试验试!A compound contains only carbon,hydrogen,and oxygen.Combustion of 10.68 mg of the compound yields 16.01 mg CO2 and 4.37 mg H2O.The molar mass of the compound is 176.1 g/mol.What are the empirical and molecular for
Avanafil occurs as white crystalline powder, molecular formula C23H26ClN7O3 and molecular weight of 483.95 and is slightly soluble in ethanol, practically insoluble in water, soluble in 0.1 mol/L hydrochloric acid. STENDRA, for oral administration, is supplied as oval, pale yellow tablets ...
Write the formula of calcium nitrate . 01:53 The molecular formula of sulphur is S . What do you understand by this... 01:40 Define valency of an element. 03:29 What is an ion ? 02:25 Write the chemical formula of the following : (a) Calcium chloride (... 02:21 Give the names...
Product Description Sulfur dioxide (also sulphur dioxide in British English) is the chemical compound with the formula SO 2. It is a toxic gas with a pungent, irritating smell. It is released naturally by volcanic activity and is produced as a by-product of the burning of fossil fuels con...
Answer to: A mixture of 4.00 grams of CH4, 1.00 grams of H2, and 5.50 grams of CO2 is brought to 27 degrees Celsius and 749 torr. What is the...