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Questions asked by meena.clay6
Questions
652
questions
0
answers selected
How many different sums can be made by adding any two different numbers in the list given below $\{1,2,4,8,16,32,33\}$?
sat
math
problem-solving-and-data-analysis
asked
Jan 3, 2019
1
answer
The average , median and mode are calculated for the list $(3,3,7,10,12)$. If 1 is added to the list which of the following would change? <br> I) The average <br> II) The median<br>III) The mode
sat
math
problem-solving-and-data-analysis
asked
Jan 3, 2019
1
answer
In the list of numbers $7,x,10,12,2,8,13$ the median is 10 . Which of the following could not be the value of x?
sat
math
problem-solving-and-data-analysis
asked
Dec 31, 2018
1
answer
A solution has pH value of 5. On adding 10 mL of NaCl to it, what will be the pH of the new solution?
sat
chemistry
acids-and-bases
asked
Dec 20, 2018
1
answer
Which one of the following would you need to identify the gas that evolve when you heat NaOH solution with zinc metal?
sat
chemistry
acids-and-bases
asked
Dec 20, 2018
1
answer
Name the substance that on treatment with chlorine yields bleaching powder.
sat
chemistry
acids-and-bases
asked
Dec 19, 2018
1
answer
Which gas is usually liberated when an acid reacts with a metal?
sat
chemistry
acids-and-bases
asked
Dec 19, 2018
1
answer
Match the following with correct response. <br> (1) Metal oxides (2) Non-metal oxides (3) Salts (4) Neutral Basses </br> (A) Hydroxyl Irons (B) Acidic (C) basic (D) Hydroxyl Ions
sat
chemistry
acids-and-bases
asked
Dec 19, 2018
1
answer
The pH of black coffee is 5.0 , Calculate corresponding hydrogen ion concentration.
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
KOH is used in making of
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Corrosive effect on skin is caused by
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
A substance that donates a pair of electrons to form coordinate covalent bond is called
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Phenolphthalein in acidic solution is
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
True or False: Acids with a low pH and bases with a high pH are considered very dangerous.
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
A liquid is considered an acid if it has a lot of __________.
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
What will be the product when HNO3 reacts with NH4OH ?
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
A Strong acid is same as concentrated acid. State true or false
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Which of the following statement are correct
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
What is the PH of a solution which turns a red litmus blue? <br>A) 2 B) 6 C) 8 D) 10
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Match the following with correct response. (1) Sodium hydroxide (2) Potassium hydroxide (3) Calcium hydroxide (4) Lactic acid (A) Antacid (B) caustic soda (C) curd (D) caustic potash
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Zinc reacts with an acid as well as with a base to liberate hydrogen. On the basis of this what should be the nature of the zinc metal?
sat
chemistry
acids-and-bases
asked
Dec 18, 2018
1
answer
Zinc reacts with an acid as well as with a base to liberate hydrogen. On the basis of this what should be the nature of the zinc metal?
sat
chemistry
acids-and-bases
asked
Dec 17, 2018
0
answers
The average of x,y and z is 5. if $x+y=30$ then z is equals
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
Dave has a jar full of coins . He has 25 quarters , 15 times , 20 nickels and 55 permies. If he order them all from least to most valuable, what is value of the median ?
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
The median of the set of numbers $(5,20,52,55,100,25,22)$ is
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
In the following set of numbers, by how much does the arithmetic mode exceed the mean $\{3,3,7,9,9,7,5,7,9,7,3\}$
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
The Minnesota area has the following weather in $^{\circ}F$ . What is the difference between the high temperature average and the low temperature average over the three days ?
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
Emy travelled 120 miles on day 1, 115 miles on day 2 and 113 miles on day 3. How many miles per day did she travel on an average ?
sat
math
problem-solving-and-data-analysis
asked
Dec 17, 2018
1
answer
The average of 4 consecutive even numbers is 40. What is the value of the least of the 4 numbers ?
sat
math
problem-solving-and-data-analysis
asked
Dec 14, 2018
1
answer
In a certain class there are 15 girls and 20 boys. If the average height of the girls is $x$ and average height of boy is $y$, what is the average height of all the boys and girls in the class ?
sat
math
problem-solving-and-data-analysis
asked
Dec 13, 2018
1
answer
Mike takes 25 minutes to run around the track. He takes a second loop and it takes him 30 minutes. If the track is 10 miles long , what is his average speed in miles per hour ?
sat
math
problem-solving-and-data-analysis
asked
Dec 13, 2018
1
answer
The average of $x,y$ and $z$ is 9. If $x+y=20$ then $z$ is equals
sat
math
problem-solving-and-data-analysis
asked
Dec 13, 2018
1
answer
What are the products obtained when potassium sulphate reacts with barium iodide in an aqueous medium?
sat
chemistry
acids-and-bases
asked
Dec 13, 2018
0
answers
When a drop of an unknown solution X is placed on a strip of pH paper, a deep blue colour is produced . This solution should be
sat
chemistry
acids-and-bases
asked
Dec 13, 2018
1
answer
Which one will change from red litmus to blue?
sat
chemistry
acids-and-bases
asked
Dec 13, 2018
1
answer
$MgO + 2HCl \to X + H_2O$
sat
chemistry
acids-and-bases
asked
Dec 13, 2018
1
answer
Select the one which is wrongly mapped
sat
chemistry
acids-and-bases
asked
Dec 13, 2018
1
answer
What is the pH of 0.0001 molar HCl solution?
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
Which one will change from red litmus to blue?
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
Find the odd one out
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
A Strong acid is same as concentrated acid. State true or false
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
Which one is correctly matched?
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
Which of the following when dissolved in water and placed in the conductivity apparatus would cause the light to glow?
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
The point at which a titration is complete is called the
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
A buffer solution
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
According to the Bronsted-Lowry Theory, an acid is
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
The pH of a solution with a hydrogen ion concentration of $1 \times 10^{-3}$ is
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
Which pH is an acid solution?
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
$H_2SO_4$ is a strong acid because it is
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
The hydronium ion is represented as
sat
chemistry
acids-and-bases
asked
Dec 12, 2018
1
answer
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