What is the empirical formula of the compound

Assignment Help Chemistry
Reference no: EM13687780

Talc (used in talcum powder) has masscomposition 
19.2% Mg, 29.6% Si, 42.2% O, 
and 9.0% H. 
What is the empirical formula of the compound?  

Reference no: EM13687780

Questions Cloud

What current flows through the light bulb : A simple circuit is set up that only consists of a 12 V battery connected to a light bulb with a resistance of 1 Ohms. What current flows through the light bulb
Find the torque the net thrust produces : A model airplane with a mass of 0.743 kg is tethered by a wire so that it flies in a circle 30.4 m in radius. Find the torque the net thrust produces about the center of the circle
Determine how far is the flea from the lens : You are examining a flea with a converging lens that has a focal length of 3.70cm. If the image of the flea is 6.00 times the size of the flea, how far is the flea from the lens
Obtain where is the image formed by the objective lens : An insect 1.4mm tall is placed 1.0mm beyond the focal point of the objective lens of a compound microscope. Where is the image formed by the objective lens
What is the empirical formula of the compound : What is the empirical formula of the compound?
What angular magnification is obtainable with the lens : A thin lens with a focal length of 6.05cm is used as a simple magnifier. What angular magnification is obtainable with the lens
How many such pixels does the height of this image cover : A SLR digital camera often has pixels measuring 8.00m × 8.00m. How many such pixels does the height of this image cover
What is their gauge pressure later : The gauge pressure in your car tires is 2.40 x 105 N/m2 at a temperature of 35.0°C when you drive it onto a ferry boat to Alaska. What is their gauge pressure later
How tall is the image on the photocells : A certain digital camera having a lens with focal length 7.50cm focuses on an object 1.60m tall that is 4.30m from the lens. How tall is the image on the photocells

Reviews

Write a Review

Chemistry Questions & Answers

  State a balanced chemical equation with integer coefficients

State a balanced chemical equation with integer coefficients, for the reaction that can take place when copper metal is added to a solution acidic nitrate ions look for a half reaction with nitrate. Also, Define what is the potential for this reac..

  Synthesis of nylon- relative reactivities of acid chloride

Synthesis of Nylon: Relative Reactivities of Acid Chloride, Acid Chlorides are known to be reactive towards water, however successful polymer preparation can be made with 5% aqueous

  Presume an organic compound has a partition coefficient

Assume an organic compound has a partition coefficient between water and diethyl ether equal to 9.00. If there are initially 5.00 grams of the compound dissolved in 100.0 mL of water,

  State what are the experimental conditions of t

What are the experimental conditions of T and P that willbe used to calculated the mass of air in the flask? b) Calculate the density of air at the experimental conditiosnidentified in part a. c) Calculate the mass of air in the flask before the liqu..

  If the ideal gas expands isothermally against a pressure

An ideal gas is expanded reversibly and isothermally from 10 bar to 1 bar at 298.15 k. what are the values of (w), (q), delta U, and delta H. If the ideal gas expands isothermally against a constant pressure of 1 bar, how much work is done on the ..

  Give n and p-type dopants for the materials

Give n and p-type dopants for the following materials. Explicate your reasoning. Remember: Gases do not make good dopants. SiC

  Explain a system comprised of chloroform

A system comprised of chloroform, 1,4-dioxane, and ethanol exists as a two-phase vapor/liquid system at 50 degrees C and 55 kPa.

  What quantity of heat would be involved

what quantity of heat would be involved if 75.00g of mercury (Ar(Hg)=200.59,Ar(O)-16.00) was burned in oxygen.

  Define anhydrous calcium chloride to the crude

The addition of anhydrous calcium chloride to the crude product obtained from the separation procedure often results in the product becoming clear what causes this clearing

  Explain what were the molarities in the original solution

The Cd2+ was displaced from EDTA by the addition of an excess of CN-. Titration of the newly freed EDTA required 29.2 mL of 0.0120 M Ca2+ . What were the molarities of Cd2+ and Mn2+ in the original solution

  What is the specific heat of copper

A piece of copper with a mass of 218 grams has a heat capacity of 83.9 J/degrees C. What is the specific heat of copper.

  What is the new water level in the cylinder

A graduated cylinder contains 148 of water. A 17.0 piece of iron (density = 7.86 ) and a 19.0 piece of lead are added. What is the new water level in the cylinder?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd