<span>The symbol on a line that indicates a cold front on a map is a triangle. The point of the triangle will indicate the direction of movement of the cold front.</span>
• a fuel gas consisting mainly of carbon monoxide and hydrogen, made by passing steam over incandescent coke
• the cranium and the mandible.
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Answer:
c and d, because if maria did not measure the temperature then the experiment would not work and if you observe something that is some thing you see.
Answer:
Explanation:
take gram & convert to mol (using the mm of the element) ,
85.6g C
= 7.12 14.4g H
=14.2 then take the smallest number & divide 7.12/7.12 =1 14.2/7.12= 2. since the numbers are in whole numbers the answer is
.
Molar mass sucrose :
C12H22O11 = 342.29 g/mol
number of moles <span>of the solute :
</span>
n = mass solute / molar mass
n = 17.1 / 342.29
n = 0.05 moles
Volume in liters :
250 mL / 1000 = 0.25 L
therefore :
Molarity = moles of solute / volume
Molarity = 0.05 / 0.25 => 0.2 mol/L