11. You have been given three compounds in unlabelled bottles, barium chloride, potassium
chloride and strontium chloride, all of which are soluble in water. What test could you
use to determine the contents of each bottle? Explain your answer fully as well as the
results you expect to get? (2)
Answers: 2
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) โ ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 ยฐc?
Answers: 2
Chemistry, 22.06.2019 00:00
How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.
Answers: 1
Chemistry, 23.06.2019 08:00
Pl what kind of reaction is this? nahco3 + h2o โ co2 + naoh + h2o -composition -decomposition -single replacement -double replacement im leaning more toward single replacement. if im wrong can you explain whyy?
Answers: 1
Chemistry, 23.06.2019 20:30
When developing a model of the cycling of water between the land, ocean, and atmosphere, one must include the forces that propel the water. for the model, these forces would be which of the following?
Answers: 3
11. You have been given three compounds in unlabelled bottles, barium chloride, potassium
chloride...
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