Chemistry

Q691: The unit of rate constant for zero order reaction is _____?

صفر آرڈر کے رد عمل کے لئے شرح مستقل کی اکائی _____ ہے؟

dm⁻³ s⁻¹

mole dm⁻³ s⁻¹

dm⁻³ mole⁻¹ s⁻¹

mole s⁻¹

Q692: A laboratory reported a patient's fasting glucose level as 155 mg/dL (milligrams per deciliter). What is this value equal to in SI units?

861 mmol/L

0.00861 M

8.61 M

None of these

Q693: Formic acid is obtained from ______?

فارمک ایسڈ ______ سے حاصل کیا جاتا ہے؟

Silk moths

Termites

Red ants

None of these

Q694: ____ is an unsaturated hydrocarbon.

ایک غیر مطمئن ہائیڈرو کاربن ہے۔ ______

CH₃CHCHCH₂CH₃

Benzene

Cyclohexane

None of these

Q695: Laboratory ammonia is 14.3 M with a density of 0.898 g/mL. What is the mole fraction of ammonia in this solution?

0.2806 moles

0.1021 moles

0.9874 moles

None of these

Q696: What is the main source of nitrogen oxides, sulphur oxides and carbon oxides?

نائٹروجن آکسائڈس ، سلفر آکسائڈ اور کاربن آکسائڈ کا بنیادی ذریعہ کیا ہے؟

Photochemical reactions in the atmosphere

Industrial process

Burning fossil fuels at high temperatures

None of these

Q697: Gases conduct electricity at _____?

گیسیں _____ پر بجلی چلاتی ہیں؟

Ordinary pressure

High pressure

Low pressure

None of these

Q698: The presence of unsaturation can be tested with _______?

کے ساتھ عدم اطمینان کی موجودگی کا تجربہ کیا جاسکتا ہے؟ _____

Baeyer’s reagent

Schiff’s reagent

Tollen’s reagent

None of these

Q699: Formic acid and acetic acid are distinguished from each other by reaction with ______?

فارمک ایسڈ اور ایسٹک ایسڈ ______ کے ساتھ رد عمل کے ذریعہ ایک دوسرے سے ممتاز ہیں؟

FeCl3

N3OH

HgCl2

None of these

Q700: Mechanism for the emission of β⁻ particle from nucleus is that in which?

Positron is changed into electrons

Neutron is changed into proton

Proton is changed into neutron

None of these

Q691: The unit of rate constant for zero order reaction is _____?

Explanation

Q692: A laboratory reported a patient's fasting glucose level as 155 mg/dL (milligrams per deciliter). What is this value equal to in SI units?

Explanation

Q693: Formic acid is obtained from ______?

Explanation

Q694: ____ is an unsaturated hydrocarbon.

Explanation

Q695: Laboratory ammonia is 14.3 M with a density of 0.898 g/mL. What is the mole fraction of ammonia in this solution?

Explanation

Q696: What is the main source of nitrogen oxides, sulphur oxides and carbon oxides?

Explanation

Q697: Gases conduct electricity at _____?

Explanation

Q698: The presence of unsaturation can be tested with _______?

Explanation

Q699: Formic acid and acetic acid are distinguished from each other by reaction with ______?

Explanation

Q700: Mechanism for the emission of β⁻ particle from nucleus is that in which?

Explanation

Chemistry

Q691: The unit of rate constant for zero order reaction is _____?

Explanation

Q692: A laboratory reported a patient's fasting glucose level as 155 mg/dL (milligrams per deciliter). What is this value equal to in SI units?

Explanation

Q693: Formic acid is obtained from ______?

Explanation

Q694: ____ is an unsaturated hydrocarbon.

Explanation

Q695: Laboratory ammonia is 14.3 M with a density of 0.898 g/mL. What is the mole fraction of ammonia in this solution?

Explanation

Q696: What is the main source of nitrogen oxides, sulphur oxides and carbon oxides?

Explanation

Q697: Gases conduct electricity at _____?

Explanation

Q698: The presence of unsaturation can be tested with _______?

Explanation

Q699: Formic acid and acetic acid are distinguished from each other by reaction with ______?

Explanation

Q700: Mechanism for the emission of β⁻ particle from nucleus is that in which?

Explanation

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