1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
meriva
3 years ago
10

The diagram below shows the PH values of several substances.

Chemistry
1 answer:
skelet666 [1.2K]3 years ago
4 0

Answer:

Changes in colour of litmus paper.

  • Blue litmus turns red under acidic conditions.
  • Red litmus turns blue under basic conditions.

Noe

PH values:-

  • K=4
  • M=11

K is acidic as pH is <7

Hence K will change the colour of blue litmus paper.

#B

Examples of substances

  • K=Vinegar, Tomatoes.
  • M=Milk of magnesia,Soap
You might be interested in
Identify the variables in the investigation: An investigation was done with an electromagnetic system made from a battery and wi
kondaur [170]

Answer:

Independent: sizes of nails

Dependent: number of paper clips

Controlled: Battery, wire and type of nails

Explanation:

An independent variable is a variable which when changes does not the effect the results of the experiment. It does not depends upon the dependent variable.

A dependent variable is defined as a variable which is affected when the independent variable is changed by the researcher or the experimenter. It depends greatly upon the independent variable.

While a controlled variable is that variable whose value is not changed in an experiment. It contains all the constants.

In the context,

the independent variable are : sizes of nails

the dependent variables are : number of paper clips

the Controlled variables are: Battery, wire and type of nails

8 0
3 years ago
What are alternative periodic tables
aksik [14]
Tabulations of chemical elements differing in their organization from the traditional seen periodic system
5 0
3 years ago
What is the scientific name of water<br>​
spayn [35]

Answer:

Dihydrogen monoxide is one of the scientific names of water having the formula H2O, where H2 "dihydrogen" is a double hydrogen (Latin Hydrogenium — hydrogen), and O is "monoxide" (oxygen).

5 0
3 years ago
Read 2 more answers
How are theres over 2,500 different minerals why?
SOVA2 [1]
A mineral occurs naturally, meaning that even though there are artificial substances that might be described as mineral-like they are not minerals
5 0
3 years ago
Water is placed into a sealed jar and has a mass of 22.0 grams. The jar is placed in the freezer and the water turns to ice. The
Serhud [2]

exactly 22.0 grams

because freezing is a physical change not a chemicl change..so nothing is taken away or added

6 0
3 years ago
Other questions:
  • Can someone help me solve all of these problems? (Will give brainliest and a heart)
    5·1 answer
  • Explain why during the month of June the days are longer than nights at the North Pole
    5·1 answer
  • help!! i tried answering these on my own and turning it into my teacher and she said they were all wrong , can somebody help me
    15·1 answer
  • 20 POINTS!!!!
    11·1 answer
  • Si tenemos un bloque de mármol que pesa 98 gramos, y lo introducimos en una probeta graduada que contiene 50 cm3 de agua; al cab
    7·1 answer
  • Barium chloride bea CO2 is a binary compound because it contains
    5·1 answer
  • Which of them is the right symbol for the element?<br> Al(2) OR 2Al
    7·1 answer
  • 2 3 4 5 6 7 8 9 10
    8·1 answer
  • 4.
    14·1 answer
  • What’s properties my change during a chemical reaction
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!