294 Answered Questions for the topic Chemistry Lab
Recrystallization problem! ORGANIC CHEMISTRY
toad, has a mass of 13.6 kg. Trevor jumps into a large cylinder containing water. The water level rises 2.50 L. What is the density of the toad?
why the change in the calcium oxalate equilibrium is produced?
A mixture weighing 30.500 g contained 8.500 g NH4Cl, 21.250g SIO2, with the remainder being NaCl. Find the percent, by weight, of each component.
what percentage of the mixture is a salicylic acid if 1.94 g of the acid was isolated from 12.1 g of the mixture?
What is the concentration
Possible Freezing Point Measurement Error
determine the volume of 1.0 teaspoon. 1 tablespoon=3teaspoons; 1tablespoon=1/2 fluid ounce
i walk at a speed of 4.50 ft/second, how many hours would it take me to travel 8.00x10^15 picometers?
Calculate required volume...
Chemistry question calculation
When using a Bunsen burner and ring clamp, always use the "Three Finger Rule". Explain why this rule exists.
multiple choice HCL + carbonate/nitrate question
When a student was making his volumetric solution using the 100 ml volumetric flask, he filled the flask past the mark.
Sodium benzoate in carbonated beverages
Write a balanced equation
how to calculat temporary hardness water and permanent hardness of water and total hardness and normality can anyone help me to find solution
Percent yield/ Theoretical Yield
Soil Lab (trace metals)
How you would construct a heat pack using salt, water, and inexpensive materials (such as might be provided to you in lab)?
How many grams of copper would you expect to form from 34.0g of Fe?