Science

you test a substance using red litmus paper and the paper turns blue. based on theses results, is the substance acidic or basic?

A The substance is acidic.
B The substance is basic
C The substance is pH neutral.****
D The results do not indicate anything.

What is produced when a base reacts with a metal?
A hydrogen gas*****
B carbon dioxide
C no reaction is visible
D water

use the words or phrases in each box identify which is true for either acids or bases
(BOX GOT USE THESE WORDS FOR THE BLANK)
Sour
Fertilizer ,household cleaner, and baking soda
folic acid, hydrochloric acrid
turns blue litmus paper red
no reaction with carbonates
produces carbon dioxide
bitter
produces hydrogen gas
turns red litmus paper blue
no reaction with metals
(ACIDS)
taste (1 point)
Blank

Reaction with metals (1 point)
Blank

Reaction with carbonates (1 point)
Blank

Uses (1 point)
blank

Reaction with litmus paper (1 point)
Blank

(BASES)

taste (1 point)
Blank

Reaction with carbonates (1 point)
Blank

Uses (1 point)
Blank

Reaction with litmus paper (1 point)
Blank

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  1. can someone answer this plz

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  2. I wanna start off by saying to all the 567 who saw this and have probably had already done the quick check and didn't put the correct answers after you might have failed or got a 100%, wow! You really didn't feel the need to help out huh?😀 (JP). Anyways

    Lesson 7: Acids and Bases Science 7 A Unit 3: Chemical Reactions

    🌸1. You test a substance using red litmus paper and the paper turns blue. based on these results, is the substance acidic or basic?

    👍B. The substance is basic.

    💎2. Which factor confirms that a substance is an acid?

    👍B. It's pH is lower than the pH of distilled water.

    🥝3. An unknown solution is tested using a known indicator whose pH values are shown in the diagram. If the indicator turns bright yellow, what can you conclude about the unknown solution?

    👍B. It is slightly acidic.

    💸4. A liquid is bitter and slippery. It is most likely_____.

    👍C. a base.

    All of these answers are correct why would I waste my time putting the wrong answers?😑💖

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  3. They are correct BBBC

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    2. 👎
  4. Female Bob is correct.

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    2. 👎

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