Recent questions in Chemistry

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How many valence electrons are in oxygen peroxide ion o-22

Aaron McAdam asked Oct 2, 2024

by Aaron McAdam

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In a chemical reaction, chemical BONDS are formed or broken?

Emil Kaminski asked Oct 2, 2024

by Emil Kaminski

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What type of bond would form silicon and bromine

Jayson Reis asked Oct 2, 2024

by Jayson Reis

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Lead ions can be precipitated from solution with nacl according to the following reaction. pb2 (aq) + 2nacl(aq) → pbcl2(s) + 2na (aq). When 135.8 g of nacl are added to a solution containing 195.7 g of

Nogusta asked Oct 2, 2024

by Nogusta

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A sample of krypton has the same number of moles as a sample of neon. Which sample has the greater mass? [ Select ] A sample of carbon has the same mass as a sample of silicon. Which sample contains more

Grant Langseth asked Oct 2, 2024

by Grant Langseth

9.4k points

1 answer

3 votes

149k views

Can external cause codes from V, W, X, and Y be reported in M1021 (principal diagnosis)?

Engineiro asked Oct 2, 2024

by Engineiro

7.2k points

1 answer

0 votes

110k views

100 POINTS - What mass of KCl can be produced if 30.0 grams of Cl2 reacts with excess KBr? 2KBr + Cl2 → 2KCl + Br2 Show work. PLEASE HELP. Stoichiometry. Show conversion set up.

Judyta asked Oct 2, 2024

by Judyta

8.8k points

1 answer

2 votes

122k views

For which two reasons does an element with an atomic number of 20 have a higher atomic weight than an element with an atomic number of 10?

Ronenfe asked Oct 2, 2024

by Ronenfe

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222k views

State the functions of the following, as used in Email: (i) BCC (Blind Carbon Copy) (ii) CC (Carbon Copy) (iii) SIGN OUT

Rudy Hinojosa asked Oct 2, 2024

by Rudy Hinojosa

7.9k points

1 answer

1 vote

3.7k views

Explain carbon movement into the air during cellular respiration.

Tomer Peled asked Oct 2, 2024

by Tomer Peled

8.5k points

1 answer

3 votes

143k views

What is the biggest advantage of using software to analyze handwriting samples? A.software is faster at analyzing large amounts of texts and detecting patterns. B. softwares saves money in the budget C.

The Wizard asked Oct 2, 2024

by The Wizard

8.3k points

1 answer

1 vote

70.5k views

Pls help with chemistry asap

Osama Rashid asked Oct 2, 2024

by Osama Rashid

7.8k points

1 answer

3 votes

10.6k views

In order to draw a Lewis structure it is NOT necessary to know: A) Bond energy B) The type of atoms in the molecule C) The number of valence electrons D) The number of atoms in the molecule

Aric asked Oct 2, 2024

by Aric

7.2k points

1 answer

4 votes

57.0k views

Before recharging any flammable hydrocarbon or HFO refrigerant, always ________. a) evacuate the system b) leak test the system c) add more refrigerant d) purge the recovery equipment

Uprooted asked Oct 2, 2024

by Uprooted

8.2k points

1 answer

1 vote

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Certain metal crystallizes in cubic order with centers in the body and with unit cell edge length of 3,147 Å. Determine its density.

Sinan Eldem asked Oct 2, 2024

by Sinan Eldem

8.6k points

1 answer

5 votes

128k views

Warp in solid stock is removed by a:

Justin Iurman asked Oct 2, 2024

by Justin Iurman

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1 answer

5 votes

115k views

Ordered: pfizerpen 600,000 units IM q12h. Available: pfizerpen 5 million units. directions: add 18.2 mL diluent to yield 500,000 units/mL. Add 3.2 mL diluent to yield 1,000,000 units/mL. If you add 8.

Matadur asked Oct 2, 2024

by Matadur

8.7k points

1 answer

3 votes

115k views

What are the end products for Ornithine in the Decarboxylase test?

Sepisoad asked Oct 2, 2024

by Sepisoad

8.0k points

1 answer

1 vote

54.7k views

Direct Modification of Pitch How to treat Pitch: Caution

Aaron Miler asked Oct 2, 2024

by Aaron Miler

8.0k points

1 answer

1 vote

152k views

What is the estimated standard enthalpy of formation (ΔHf°) for magnesium fluoride (MgF₂) based on the given data? A) -3469 kJ/mol B) -2693 kJ/mol C) -1821 kJ/mol D) -4285 kJ/mol

Crazy Lazy Cat asked Oct 2, 2024

by Crazy Lazy Cat

8.1k points

1 answer

2 votes

75.5k views

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