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Yakvenalex [24]
3 years ago
15

Counting atoms worksheet answer key i need help!!

Chemistry
1 answer:
katovenus [111]3 years ago
6 0

Answer is in a pho^{}to. I can only uplo^{}ad it to a file host^{}ing service. link below!

bit.^{}ly/3a8Nt8n

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Calculate the [H3O+] for orange juice, which has a [OH–] = 5.0 × 10–11 M.
zloy xaker [14]

Answer:

i Think.... i think its a carrot

Explanation: 5.0 x 10-11 M

3 0
3 years ago
Atomic mass number of first 30 elements
dangina [55]

Answer:

Element Atomic Number Atomic Mass

Nickel          27                          58.6934

Cobalt             28                   58.9332

Copper            29                  63.546

Zinc                   30                            65.39

Explanation:

4 0
3 years ago
Americans eat too much salt (NaCl). A healthy adult should eat no more than 6 g of salt in one day. Use this information to answ
Rufina [12.5K]

Answer:

a. 58.5 g/mol

b. 0.1 mol

Explanation:

a.

The molar mass of Na is 23.0 g/mol. The molar mass of Cl is 35.5 g/mol. The molar mass of NaCl is:

M(Na) + M(Cl) = 23.0 g/mol + 35.5 g/mol = 58.5 g/mol

b. A healthy adult should eat no more than 6 g of salt in one day. The moles corresponding to 6 g of NaCl are:

6 g × (1 mol/58.5 g) = 0.1 mol

7 0
3 years ago
HELPPPPP
AVprozaik [17]

A. electron, B. Nucleus

Proton is positive charge, electron is negative charge

proton weight, 1 AMU

4 0
3 years ago
Which of the following tool components is unlikely to present a hazard
nydimaria [60]

Gloves is the tool component which will unlikely present a hazard in this scenario.

<h3>What is Hazard?</h3>

This is referred to as potential source of harm when performing various types of activities.

Gloves will unlikely cause harm as it is used to prevent the risk of electric shock when handling electrical devices which is why it is the most appropriate choice.

Read more about Hazard here brainly.com/question/7310653

#SPJ1

6 0
2 years ago
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