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False. Bases turn litmus paper blue. The easiest way to remember is that blue and base both start with a " B"
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Which phrase is not true about strong acids?
turn red litmus paper blue
What does the term litmus test refer to?
Litmus is a colored powder, obtained from certain lichens, that changes to red in an acid solution, and to blue in an alkaline solution. Litmus is a mixture of various closely related heterocyclic organic compounds. It is used to make litmus paper , which can be used to determine whether a solution is basic or acidic by dipping a strip of the paper into the solution and seeing how the paper changes color.
What is the actual pH level of lemon soda?
Depends on the soda. Some may be formulated more acidic than others. The only true way to know is by using a piece of litmus paper.
Is every compound that contains hydrogen an acid?
no
True or false most elements are nonmetal?
Most elements are metals.
Do acids make litmus paper turn red?
Yes, it is true.
Which phrase is not true about strong acids?
turn red litmus paper blue
Do acids turn litmus paper red?
yes, it does, regardless of the substance colour.
It is true that an acid will turn litmus paper red?
Yes, it is true.
What is true about pH values?
1. The pH value of a base is higher than 7 2. The pH value of an acid is lower than 7 3. Bases have a slippery feeling, bitter taste, and a soapy feel 4. Acids have a sour taste, can electrically conduct with a metal 5. Bases change red-litmus paper blue 6. Acids change blue-litmus paper red
True or false have rain water has always been somewhat acids?
True.
Acid and neutral are opposites true or false?
False. Acids and bases can be said to be opposites.
Is it true that nitrogen is not used to make ammonia and nitric acids?
No, this is false.
Are Colloquialisms acceptable in a research paper?
I just had this question in school as a true or false and it is false. Colloquialisms are not acceptable in a research paper.
True or false Polymerized amino acids that make up proteins are linked together by covalent bonds?
False
Is it true that you cannot bisect an angle using paper folding constructions?
No. It is possible to fold an angle on paper to bisect it.
Foods classed as low-quality proteins do have protein value but are low in certain amino acids is this true or false?
True
