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rewona [7]
3 years ago
8

Convert 497.76 kPa to mmHg

Chemistry
1 answer:
Whitepunk [10]3 years ago
3 0

Answer:3733.506499929357

Explanation:

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The identity characteristics of an element is its number of __
Georgia [21]

Explanation:

atomic number shows proton

7 0
4 years ago
what are some snacks i can make that go with egg nog (please provide recipe) (will give brainilest for a good answer)​
Anit [1.1K]

Answer:

Cream butter and sugar. Beat in eggnog, baking soda and nutmeg. Gradually add flour and mix well. Cover and chill 1 hour. On a lightly floured surface, roll out half of the dough to 1/8-in. thickness. Using floured 3-1/2-in. cookie cutters, cut into desired shapes; place on ungreased baking sheets. Repeat with remaining dough.

Explanation:

eggnog crumble cookies they are so good

8 0
3 years ago
What volume of ammonia gas, measured at 547.9 mmHg and 27.6oC, is required to produce 8.98 g of ammonium sulfate according to th
Studentka2010 [4]

Answer:

4.65 L of NH₃ is required for the reaction

Explanation:

2NH₃(g)  +  H₂SO₄(aq)  → (NH₄)₂SO₄(s)

We determine the ammonium sulfate's moles that have been formed.

8.98 g . 1mol / 132.06 g = 0.068 moles

Now, we propose this rule of three:

1 mol of ammonium sulfate can be produced by 2 moles of ammonia

Therefore, 0.068 moles of salt were produced by (0.068 . 29) / 1 = 0.136 moles of NH₃. We apply the Ideal Gases Law, to determine the volume.

Firstly we do unit's conversions:

27.6°C +273 =  300.6 K

547.9 mmHg . 1 atm / 760 mmHg = 0.721 atm

V = ( n . R . T ) / P → (0.136 mol . 0.082 L.atm/mol.K . 300.6K) / 0.721 atm

V = 4.65 L

4 0
3 years ago
Read 2 more answers
How many moles are 5.55 x 10 ^25 atoms of mg​
11111nata11111 [884]

Answer:

92.2/5.55e+25

Explanation:

3 0
3 years ago
Science / Chemistry Worksheet
kaheart [24]

Explanation:

K2O Now the cation is the element at the front so it would be K2 because the 2 belongs with the K which is Potassium and now Anion is the last element O for oxygen

7 0
4 years ago
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