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SpyIntel [72]
3 years ago
9

Nhóm nào gồm tất cả các kim loại tan trong axit sunfuric đặc nóng nhưng không tan trong axit sunfuric loãng là

Chemistry
1 answer:
MakcuM [25]3 years ago
4 0

Answer:Nhóm gồm tất cả các kim loại tan trong axit sunfuric đặc nóng nhưng không tan trong axit sunfuric lo

Al, Cu, Au.

Al, Fe, Cr.

Ag, Fe, Pt.

Ag, Cu, Hg.

Explanation:

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Alla [95]

Answer:

its c my guy

Explanation:

5 0
3 years ago
If C and Cl combined to make a compound, would it be covalent or ionic?
arsen [322]

Answer:

it would be a covalent bond

Explanation:

carbon has 4 valence electrons, while chlorine has 7.

6 0
3 years ago
Which of the following hypotheses cannot be tested using the scientific method?
lara31 [8.8K]

Answer:

<h2>The bombing of Hiroshima ended World War II.</h2>

Explanation:

[The scientific method includes these steps:

Observation

Hypothesis

Experimentation

Data Analysis

Conclusion]

The first two Hypothesis can be tested with the scientific method, you cannot go back in time and observe or experiment with the bombing of Hiroshima to deduce whether or not it ended World War II.

8 0
3 years ago
Scientists study different types of life on Earth and classify them into the 5 different
UNO [17]
B. Fungi are heterotrophs and plants are autotrophs
5 0
3 years ago
Read 2 more answers
What do calcium chloride, sodium carbonate, calcium carbonate, and potassium carbonate all have in common? (other than they reac
VARVARA [1.3K]

Answer:

the all dissolve in water

Explanation:

7 0
3 years ago
Read 2 more answers
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