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bixtya [17]
3 years ago
7

Which statement is true for all minerals

Chemistry
2 answers:
Vladimir79 [104]3 years ago
8 0
What are the statements?.
Svetllana [295]3 years ago
5 0

There is one I got stuck on but it will be:

They have crystalline structure

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What is the mass of ether(0.71) which can be put into a beaker holding 130ml
UkoKoshka [18]
D=m/v    ⇒ m=d*v

d=density
m=mass
v=volume

d(ether)=0.71 gr/cm³=0.71 gr/ ml
v=130 ml

m=d*v
m=0.71 gr/ml*(130 ml)=92.3 g

Solution: m=92.3 g
6 0
3 years ago
when carbon dioxide is bubbled through lime water the solution first turn milky and to colour less . Explain why these changes o
Annette [7]

Answer:

When excess of carbon dioxide is passed in lime water, calcium carbonate is converted to calcium bicarbonate which is soluble, hence the milkiness due to calcium carbonate disappears.

Explanation:

Ca(OH)2+CO2 → CaCO3 (Milkiness) ↓+H2O

CaCO3+H2O+CO2 → Ca(HCO3)2 (soluble)

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Describe two uses of surfactants. At least one must be something that was not described in the passage. For each example, explai
notka56 [123]
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Alkylbenzene sulfonates are commonly used in the production of detergent soaps, these help clean the dirt from cloths and other materials, it also produces foam. 

Lauryl sulfate or foaming agents are commonly used in the production of dishwashing liquid or handwashing soap. 
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3 years ago
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A genetic mutation is always observable in an organism physical appearance True or false
ale4655 [162]

Answer:

false

Explanation:

false, only a small percentage of mutations cause genetic disorders—most have no impact on health or development. For example, some mutations alter a gene's DNA sequence but do not change the function of the protein made by the gene.

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3 years ago
What is the correct equilibrium constant
Elza [17]

Answer:[co2][CF4]

[COF2]^2

Explanation:

4 0
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