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Why does SiCl4 form a covalent bond

Torandi asked Oct 2, 2024

by Torandi

8.3k points

1 answer

5 votes

32.5k views

Determine the axis of symmetry for the function f(x) = 5(x - 1)² - 8. a) x = -8 b) x = 8 c) x = -1 d) x = 1

Alan Ocallaghan asked Oct 2, 2024

by Alan Ocallaghan

8.8k points

1 answer

3 votes

183k views

A sample of gas occupies 3.25 atm with 625 K present. What would happen to the temperature if the pressure is increased to 12.5 atm? A. It increases. B. It decreases. C. It remains constant. D. It fluctuates.

Mike Bynum asked Oct 2, 2024

by Mike Bynum

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3 votes

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Which polymer used to make car tires? A. polystyrene B. tetrafluoroethylene C. polypropylene D. isobutylene

Jonatjano asked Oct 2, 2024

by Jonatjano

8.2k points

1 answer

2 votes

196k views

When an electron is added to an atom

Ori Yarden PhD asked Oct 2, 2024

by Ori Yarden PhD

8.4k points

1 answer

4 votes

181k views

Isopeptide bonds can form between the ________. 1) amino acids 2) nucleotides 3) carbohydrates 4) lipids

Marcogmonteiro asked Oct 2, 2024

by Marcogmonteiro

7.4k points

1 answer

5 votes

99.1k views

What is the mass of a 0.230 mole sample of potassium metal?

Llazar asked Oct 2, 2024

by Llazar

7.4k points

1 answer

0 votes

165k views

The following substance (C₆H₅NH₂) dissociates in water as shown in the below balanced equation: C₆H₅NH₂ → Products What are the products of the dissociation of C₆H₅NH₂? a) C₆H₅N + H₂ b) C₆H₆ + NH₃ c) C₆H₆

Hicolour asked Oct 2, 2024

by Hicolour

8.4k points

1 answer

4 votes

133k views

For the following reaction, nh4hs(s)⇌nh3(g) H₂S(g), what is the equilibrium expression? 1) Kc = [NH₃][H₂S]/[NH₄⁺HS] 2) Kc = [NH₄⁺HS]/[NH₃][H₂S] 3) Kc = [NH₃][H₂S] 4) Kc = [NH₄⁺HS]

Roger Dodger asked Oct 2, 2024

by Roger Dodger

8.2k points

1 answer

2 votes

214k views

The experimentally determined rate law for the reaction 2 NO(g) + 2 H₂(g) → N₂(g) + 2 H₂O(g) is: Rate = k [NO]²[H₂] What are the reaction orders in this rate law?

Karl Der Kaefer asked Oct 2, 2024

by Karl Der Kaefer

7.8k points

1 answer

1 vote

87.3k views

Please help! - Which of the following compound is insoluble in water? A. BaS B. Hg2Cl2 C. MgSO4 D. (NH4)2CO3 E. All of these compounds are soluble in water. thank you :)

ZJorge asked Oct 2, 2024

by ZJorge

8.3k points

2 answers

4 votes

140k views

How many moles of aluminum are needed to react completely with 1.2 mol of FeO? 2 Al(s) + 3 FeO(s) → 3Fe(s) + Al2O2(s)

Giuseppe Guerrini asked Oct 2, 2024

by Giuseppe Guerrini

8.1k points

1 answer

5 votes

57.8k views

Read each example in the left column of the chart. Then, choose a term from the list below the chart that best matches each example. Each term may be used more than once. Examples: Matching term: Humans

Vedran Pavic asked Oct 2, 2024

by Vedran Pavic

7.9k points

1 answer

4 votes

175k views

If you increase the amount of fiber in a product, the total carbs in the product A. Multiplies B. Increases C. Stays the same D. Decreases

Mitsi asked Oct 2, 2024

by Mitsi

9.0k points

1 answer

2 votes

109k views

A reaction between phosphorus, Pa, and an excess oxygen produces tetraphosphorus decoxide. If 74.3 g phosphorus is used, how many grams of tetraphosphorus decoxide will be produced? Write and balance the

Charles Pehlivanian asked Oct 2, 2024

by Charles Pehlivanian

7.9k points

1 answer

4 votes

125k views

What do we determine from volume and molarity of titrant and stoichiometry of the reaction?

Pubudu Jayasanka asked Oct 2, 2024

by Pubudu Jayasanka

7.2k points

1 answer

4 votes

152k views

How much is heavy whipping cream as a drink base?

Aanton asked Oct 2, 2024

by Aanton

7.5k points

1 answer

1 vote

197k views

A solution contains 50g of common salt in 450g of water. calculate the concentration of the solution.

EduSanCon asked Oct 2, 2024

by EduSanCon

8.5k points

1 answer

2 votes

186k views

Which of the following is NOT part of a chemical spill kit A. Biohazard bags to contain waste B. Absorbent material C. Chemically resistant gloves D. Safety glasses or goggles

Mohammad Arif asked Oct 2, 2024

by Mohammad Arif

8.2k points

1 answer

0 votes

198k views

What is the mass percent of 47.2g C₁₂H₂₂O₁₁ in 508g of H₂O?

Pavel Agarkov asked Oct 2, 2024

by Pavel Agarkov

7.8k points

1 answer

3 votes

142k views

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