32 Answered Questions for the topic Chemical Formula
Assume gold cost about 1350 per oz. in the entire world therE are only 85 million kg of gold that have been mined. Calculate the net worth of all gold (1 oz= 28.4g)
Find the mass of an aluminum cube that measures 25.2 cm on each side (the density of aluminum is 2.70g/cm^3
And here's the flask
A flask has a mass of 54.12 g when empty and 180.27 g when filled with water. the density at 22.1°C is 0.997747 g/ml. when the same flask is filled with an unknown liquid, the total mass of the... more
Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Sr(NO3)2 solution to 150.0 mL.
Help please explain I am trying to learn!!
Molarity of vinegar
HelloI am trying to work out the molarity of a standard store bought vinegar. i used 2g sodium hydroxide in 0.1M in 500ml.10ml vinegar diluted with 90g water.25 ml of vinegar solution used in... more
help with chemical formulas
how do I write the chemical formulas for: 1. H H H H H C C C C H H H H H C ... more
help with chemical formula
using the chemical equation C2H4O2 + H2O → H3O^+ + C2H3O2- How do I explain that H2O is the chemical formula for the reactant which gives up a hydrogen ion in this... more