Ask question

Ask question

All categories

Oduvanchick [21]

3 years ago

10

A hypothetical main group element E reacts with chlorine to form an ionic compound with the formula ECl. The element is a member

of what group in the periodic table.
1A, 6A, 2A, 3A, or 7A?

1 answer:

Ronch [10]3 years ago

7 0

It would be 1A bc then the +1 charge will cancel out chlorine’s -1 charge

You might be interested in

Q2: A compound consists of 40.00 % C, 6.67 % H and

balandron [24]

Answer:

C6H12O6

Explanation:

Just use the table method like I did and compared the molecular mass with the mass of the empirical formula.

6 0

3 years ago

1. Which type of blood cell is the most numerous in the body?

meriva

Answer:

red blood cells

Explanation:

I'm not so sure though

8 0

3 years ago

Read 2 more answers

1. How many moles of HNO3 will be produced when 0.65 grams of N2O5 reacts?

fiasKO [112]

The reaction equation:
N₂O₅ + H₂O → 2HNO₃

Moles N₂O₅ = 0.65 / (14 x 2 + 16 x 5)
Moles N₂O₅ = 6.02 x 10⁻³

Molar ratio N₂O₅ : HNO₃ = 1 : 2
Moles HNO₃ = 2 x 6.02 x 10⁻³

Moles HNO₃ = 0.012 mole

5 0

3 years ago

What is the molar mass of the anhydrous compound? Answer using four significant figures.

Alex73 [517]

Answer:

120.15

Explanation:

ta edg

5 0

3 years ago

Read 2 more answers

A student has a mixture of salt and iron filings.

eduard

Answer:

aksksks

Explanation:ss

x

zxrkkrkrkkrkkrrkr

7 0

3 years ago