1
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

24 g carbon react with oxygen to produce 88 g carbon dioxide. Find the amount of oxygen used.

A

16 g

B

32 g

C

48 g

D

64 g

2
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the percentage by mass of oxygen in water, if percentage by mass of hydrogen is $11.1 \%$ ?

A
$18 \%$
B
$80 \%$
C
$26 \%$
D
$88.9 \%$
3
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the ratio of mass of nitrogen that combines with 16 parts by weight of oxygen in $\mathrm{N}_2 \mathrm{O}, \mathrm{NO}, \mathrm{NO}_2$ ?

A
$4: 2: 1$
B
$2: 1: 1$
C
$1: 1: 2$
D
$1: 2: 4$

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