Changes in state are physical changes. Let's take water as an example. H2O. In the gaseous state, we sometimes call it steam or water vapor; it's chemical formula is still H2O. In the liquid …

Aug 26, 2016 · After burning 1.5g of some gas, 4.4g of CO2 and 2.7g of H2O were produced. What is this gas if at STP 1L of this gas weighs 1.34g? ChemistryGasesIdeal Gas Law

Oct 27, 2017 · The trade in energy sucks for H2 (but not so much for water), so the H2⋯H2O interaction is highly unfavored for H2, compared to the H2⋯H2 and H2O⋯H2O interactions. …

Given the following equation: C6H8O7 + 3NaOH --> Na3C6H5O7 + H2O. What is the percentage by mass of citric acid in the orange juice? How many grams of HCI are there in 100.0 mL of …

Complete combustion of C14H18O7 to CO2 and H2O. You have 315.0000 grams of C14H18O7. How many grams of O2 are required? How many grams of CO2 are generated? How many …

An organic compound was taken for combustion.14.77 g was burned in oxygen.The result of combustion gave 43.26g of CO2 &12.40g of H2O.Determine the empirical formula?

Each water molecule contains two hydrogen atoms (#M = "1.0079 g/mol"#) and one oxygen atom (#M = "15.999 g/mol"#). Therefore, the molar mass is:

Through multiple reactions, a chemist uses C, CaO, HCl, and H2O to produce dichlorobenzene, C4H4Cl2. Assuming that the efficiency of this lab is a minimum of 65.0%, how many …

A cylinder of volume 1m3 is filled with 1kg of CO and 100g of H2O. If the gases are ideal what is the pressure in the cylinder at ambient temperature? Chemistry

Feb 12, 2016 · Baking soda is NaHCO3 and Vinegar is CH3COOH their reaction in aqueous solution is NaHCO3 +CH3COOH -->CO2 +H2O + CH3COONa . Solution will contain sodium …