Ask a New Question

two hydrates were weighed, heated

two hydrates were weighed, heated to drive off waters of hydration, and then cooled. The residues were then rewieghed. Based on
1. 3 answers
2. asked by Sara
3. 657 views
An empty crucible was heated to drive off any volatile impurities and weighed after cooling (see below). A small amount of the
1. 0 answers
2. asked by Elysia
3. 1,054 views
A sample of CaCO3 was heated, causing it to form CaOand CO2 gas. Solid CaO remained behind, while the CO2 escaped to the
1. 1 answer
2. asked by Muneer
3. 1,201 views
A crystalline material containing 30 grams of barium chloride crystals was placed into an oven at 400 degrees c and heated for
1. 3 answers
2. asked by eric
3. 2,730 views
When 6.724 g of one of the hydrates of sodium sulfate (Na2SO4) was heated to drive off its water of hydration, the residue of
1. 1 answer
2. asked by Annie
3. 1,011 views
The water loss by the sample, and the precent by weight of the water in the unknown hydrates 34.78%H2O.which of the ten possible
1. 0 answers
2. asked by judy
3. 472 views
Matthew weighed 96 ounces when he was born. His baby sister, Megan weighed 7 pounds at birth. Who weighed more? Explain your
1. 1 answer
2. asked by rstaats88
3. 234 views
Matthew weighed 96 ounces when he was born.Megan weighed 7 pounds at birth. Who weighed m your reasoning.
1. 1 answer
2. 123 views
To determine an athlete's body fat, she is weighed first in air and then again while she's completely underwater. It is found
1. 2 answers
2. asked by Kaley
3. 5,446 views
Joel just weighed his dog and found out that it weighs 117 kilograms. The last time he weighed the dog he weighed 90 kilograms.
1. 1 answer
2. 131 views