ai Which of the folfowing is an electrolyte? A KO C CO, D. P,O, B. CH. a2 How many grams of Ca(OH); are required to neutralize 1 000 L of 0 E000 MH,PO, solution? A 6 6A B. 30.00 C 138 D. 66.6 Q3 What volume of 8M sulfuric acid must be used to prepare 15L of a 0 20 M H,SO, solution? B 15 6 ml 04 What is the wavelength of light (nm) that has a frequency 3.00 - 10"s*? B1. 10' as. Which one of the following is nat a redox reaction? A 375 mt C 18 8 ml D. 94 ml A 300 C10- 10 D. 100 A. 2Na +2 H,0 → 2NaOH • H,(9) C a" . Po,' → Ca(PO,): Q6 What are the reacting ions when Bal, and K,SO, react in aqueous solution? A Ha", 50, B. H, + C); → 2HCI D. ZAI. Fe,0, → Al,0, + 2Fe BK", 5o, C K"," D. Ba", 07 The correct order of decreasing in the first ionization energy: A Si >P> Al >5 BP>5> Si > Al C.S>P> Si > AI D. A! > Si > P>5 08 What is the A of lieht that is emitted wben an exrited electron in the hydrogen atom falls from n = 5 to n

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Chapter1: Chemical Foundations
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ai Which of the foltowing is an electralyte?
A K,O
B. CH.
C co,
D. P,0,
a2 How many grams of Ca(OH); are required to neutralize 1.000 L of 0. 6000 M H,PO, salution?
B. 30.00
C 1338
D. 66 6
A 6 66A
Q3 What volume of 8M sulfuric acid must be used to prepare 15 L of a 0 20 M H,SO, solution?
A 375 mt
Q4 What is the wavelength of light (nm) that has a frequency 3.00 -10"s'?
A 300
as. Which one of the following is not a redox reaction?
A. 2Na +2 H,0 → 2NAOH • H,(9)
c ca" . Po,' → Ca (PO,),
Q6. What are the reacting ions when Bal, and K,SO, react in aqueous solution?
A Ha", 50,
B 15 6 ml
C 18 8 ml
D. 9.4 ml
B. 1x 10'
C10» 10
D. 100
B. H, + Cl; -→ 2HCI
D. 2AI. Fe,0, → Al,0, + 2Fe
B K", 5o,
C K", I'
D. Ba",
Q7 The correct order of decreasing in the first ionization energy:
A Si > P> Al >5
B. P>5 > Si > AI
C.S >P> Si > AI
D. Al > Si > P>S
Qx What is the A of light that is emitted when an excited electron in the hydrogen atom falls from n= 5 to n
A 5 82 x 10'm
B. 4 34 x 10'm
C 5.12 x 10'm
D. 6.502 x 10'm
Transcribed Image Text:ai Which of the foltowing is an electralyte? A K,O B. CH. C co, D. P,0, a2 How many grams of Ca(OH); are required to neutralize 1.000 L of 0. 6000 M H,PO, salution? B. 30.00 C 1338 D. 66 6 A 6 66A Q3 What volume of 8M sulfuric acid must be used to prepare 15 L of a 0 20 M H,SO, solution? A 375 mt Q4 What is the wavelength of light (nm) that has a frequency 3.00 -10"s'? A 300 as. Which one of the following is not a redox reaction? A. 2Na +2 H,0 → 2NAOH • H,(9) c ca" . Po,' → Ca (PO,), Q6. What are the reacting ions when Bal, and K,SO, react in aqueous solution? A Ha", 50, B 15 6 ml C 18 8 ml D. 9.4 ml B. 1x 10' C10» 10 D. 100 B. H, + Cl; -→ 2HCI D. 2AI. Fe,0, → Al,0, + 2Fe B K", 5o, C K", I' D. Ba", Q7 The correct order of decreasing in the first ionization energy: A Si > P> Al >5 B. P>5 > Si > AI C.S >P> Si > AI D. Al > Si > P>S Qx What is the A of light that is emitted when an excited electron in the hydrogen atom falls from n= 5 to n A 5 82 x 10'm B. 4 34 x 10'm C 5.12 x 10'm D. 6.502 x 10'm
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