QUESTION 1 What are the following? In each case, give a short answer. Two examples are given below: Example 1: 'H, "н, эн Isotopes of hydrogen Example 2: Ammeter A device for measuring electrical current (a) Å (b) kg m² s-2 h (с) Дх-Д(ту) 2

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Chapter1: Chemical Foundations
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146% @23 mol-
e 4:359979 x 10% m/s
* SuperNe liı.
1 amu = 1.6605 × 10-24
En =-2.179 × 10 18 J (Z³/n²)
.626 × A
CHEM2101 SP 2021 TEST 2...
1
QUESTION 1
What are the following? In each case, give a short answer. Two examples are given below:
Example 1: 'H, ?Н, ЗН
Isotopes of hydrogen
Example 2: Ammeter
A device for measuring electrical current
(a) Å
(b) kg m² s-2
h
(c) Ax . A(mv)
(d) Bond length
(е) п;
→ nf (in the H atom)
- 34
(f) 6.626 × 10¬5ª Js
- 24
(g) 1 amu = 1.6605 × 10¯2" g
(h) ДЕ 3DҺс
(i) kg
(i) En = -2.179 × 10¬18 J
(k) NA = 6.022 × 1023 mol¬1
(1) A multiple bond
(m) Radiation with 2 = 400 - 700 nm
(n) Hertz (Hz)
(0) c = 2.9979 × 10° m/s
(p) X-rays, microwaves, UV light
Transcribed Image Text:146% @23 mol- e 4:359979 x 10% m/s * SuperNe liı. 1 amu = 1.6605 × 10-24 En =-2.179 × 10 18 J (Z³/n²) .626 × A CHEM2101 SP 2021 TEST 2... 1 QUESTION 1 What are the following? In each case, give a short answer. Two examples are given below: Example 1: 'H, ?Н, ЗН Isotopes of hydrogen Example 2: Ammeter A device for measuring electrical current (a) Å (b) kg m² s-2 h (c) Ax . A(mv) (d) Bond length (е) п; → nf (in the H atom) - 34 (f) 6.626 × 10¬5ª Js - 24 (g) 1 amu = 1.6605 × 10¯2" g (h) ДЕ 3DҺс (i) kg (i) En = -2.179 × 10¬18 J (k) NA = 6.022 × 1023 mol¬1 (1) A multiple bond (m) Radiation with 2 = 400 - 700 nm (n) Hertz (Hz) (0) c = 2.9979 × 10° m/s (p) X-rays, microwaves, UV light
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