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Ksju [112]
3 years ago
6

the variable in an expierment that is being observed and changes in response to an independent variable

Chemistry
1 answer:
Oksanka [162]3 years ago
6 0
That is the dependent variable...
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Three separate 3.5g blocks of al, cu, and fe at 25°c each absorb 0.505 kj of heat. which block reaches the highest temperature?
77julia77 [94]

The energy can be shown as:

Q = ms dT

Whereas, m is the mass of block

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Copper block having the lowest specific heat and thus having the higher change in temperature and therefore having the higher final temperature.

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You have 125 g of a certain seasoning and are told that it contains 70.0 g of salt. What is the peroentage of salt by mass in th
Ket [755]

\frac{70}{125}  \times 100 = 56\%
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Which one is it ? I need help
Lostsunrise [7]
It would 3 because if you read it tells you the answer
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Chlorine reacts with sodium and with hydrogen.
Sonbull [250]

Answer:

Sodium Chloride has Ionic bond while Hydrogen Chloride has covalent bond.

Explanation:

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Na transfers 1 electron to CL to form Ionic bond.

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3 0
3 years ago
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vladimir1956 [14]

Answer:

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