Thermocemeg - Deddf Hess / Enthalpi

Thermocemeg - Deddf Hess / Enthalpi

9th - 12th Grade

10 Qs

quiz-placeholder

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Thermocemeg - Deddf Hess / Enthalpi

Thermocemeg - Deddf Hess / Enthalpi

Assessment

Quiz

Chemistry

9th - 12th Grade

Hard

Created by

E Evans

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

3C(s) + 3H2(n) + 1/2 O2(n) --> C3H5OH(h)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

Na(s) + 1/2Cl2(n) --> NaCl(s)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Beth yw newid enthalpi ffurfiant molar safonol elfen yn ei gyflwr naturiol?

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

2Na(s) + 1/2O2(n) --> Na2O(s)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

C5H12(h) + 8O2(n) --> 5CO2(n) + 6H2O(n)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

NaCl(s) --> Na+(d) + Cl-(d)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pa fath o newid enthalpi a welir yn yr hafaliad isod:

CuSO4 (d) + Zn(s) --> ZnSO4(d) + Cu(s)

Newid enthalpi ffurfiant molar safonol

Newid enthalpi hylosgiad molar safonol

Newid enthalpi molar safonol

Newid enthalpi hydradiad molar safonol

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