Other Chemistry Answers

A 0.817G SAMPLE OF METAL WAS HEATED IN AIR TO FORM THE OXIDE. THE OXIDE WEIGHED 0.933G. BY ASSUMING THAT THE METAL ATOMS COMBINE WITH OXYGEN ATOMS IN A 1:1 RATIO, CALCULATE THE ATOMIC WEIGHT OF THE METAL

which technique has the lowest detectiob limit
A) gravimetric B) Conductometric
C) Visible spectrometric D)Atomic absorption spectrophotometric

Calculate the amounts (number of moles) of O2 and butane consumed using the
molar volume of an ideal gas at S.A.T.P (3 sig. fig).

if a weak acid, HA, is 3% dissociated in a 0.25M solution, calculate the Ka and the pH of the solution.

during combustion of butane at 225 degrees celsius a mixture of 5.00dm of butane and 75.0 dm of oxygen was ignite ,is there enough oxygen for the complete combustion?

determine the mass of carbon (in kilograms) contained in 143 kilograms of CO2.

please show steps

Which two aqueous solutions, when mixed together, do not produce a white precipitate?
A. Silver nitrate and sodium chloride

B. Magnesium nitrate and sodium sulphate
C. Barium nitrate and sodium sulphate

D. Zinc nitrate and sodium carbonate

one example of a chemical used in toothpaste is

What volume of oxygen is needed to burn 175 ml of acetylene, and what are the products? Thank you in advance!

How many liters of carbon dioxide can be released if 0.224 moles of oxygen are reacted?