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Dafna11 [192]
3 years ago
6

3. 78 mL of 2.5 M phosphoric acid is neutralized with 500 mL of potassium hydroxide. What is the

Chemistry
1 answer:
xenn [34]3 years ago
7 0

Hence, concentration of base is 1.17 M
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Which statement describes how heat is transferred by convection?
fredd [130]

Answer:

i think it will be warm air rises and takes heat with it eventually it cools and sinks

Explanation:

please mark me as brainliest if it helps

7 0
3 years ago
Please someone help mee
Nikitich [7]

Answer:

13.9kj/mol

Explanation:

h = 891 -(393.5 +2*241.8)=1768.1=13.9kj/mol

8 0
3 years ago
Match each term to its description. Match Term Definition Excess reactant A) Reactant that can produce more of the product Limit
faust18 [17]

Answer:

Explanation:

A) Reactant that can produce more of the product

Excess reactant:

In a given reaction, the reactant that is in excess supply is the excess reactant. If the amount of the excess reactant is match, more of the product will be produced.

B) Reactant that can produce a lesser amount of the product

Limiting reactant

The limiting reactant restricts the progress of the reaction. It determines the amount of product that can be formed.

C) Amount of product predicted to be produced by the given reactants

Theoretical yield

For a given amount of reactants, the theoretical yield determines the amount of products that can be produced.

5 0
3 years ago
Zinc has a density of 7.10 g/cm3. If a cylinder of zinc weighing 46.77 g is completely immersed in a graduated cylinder that ori
scoundrel [369]
Zinc density = 7.10 = 46.77/x ==> x = 46.77/7.10 =6.6 cm3 or 6.6 ml
New water level = 33.33+ 6.6 = 39.93 ml
Can you mark it brainliest if my answer is correct?
4 0
3 years ago
Europe and United States use geothermal power extensively.<br><br> True<br> False
fiasKO [112]

Answer:

True

Explanation:

US. With an installed capacity of 3,639MW in 2018, the US is the leading producer of geothermal energy across the world, producing 16.7 billion kilowatt hours (kWh) of geothermal energy throughout the year. More recently, extensive direct heat utilization projects have been undertaken in many European countries, and electric power developed extensively in Italy and Iceland. Geothermal heat pumps became extensively used in Austria, Switzerland, Germany and Sweden (Antice, Miklos and Sanner, Burkhard, 2007).

7 0
3 years ago
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