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ohaa [14]
3 years ago
8

Where in a data table should units of measurement be shown?

Chemistry
1 answer:
Tom [10]3 years ago
7 0
Units of measurement should be shown on the x axis.
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Write 750,000 in scientific notation
PIT_PIT [208]

Answer:

Explanation:

scientific notation of 750000 is

7.5*10^5

6 0
3 years ago
Hypothesize what would happen if the mirrors did not reflect light.
nataly862011 [7]
If mirrors did not reflect light, then we would be able to see through it.
6 0
3 years ago
Which of Dalton's postulates required revision?
Gre4nikov [31]

Answer:

Dalton's 5 postulates

All matter consists of indivisible particles called atoms.

Atoms of the same element are similar in shape and mass, but differ from the atoms of other elements.

Atoms cannot be created or destroyed.

Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms.

Explanation:

6 0
3 years ago
Calculate the concentration of a solution that has 6.7 moles in a volume of 0.6 liters.
Yuri [45]

Answer:

11.2 M

Explanation:

Given data:

Number of moles = 6.7 mol

Volume of solution = 0.6 L

Concentration /Molarity = ?

Solution:

Molarity:

It is number of moles of solute in to per kg or litters of solution. It can be calculated by the following formula.

Molarity = number of moles / Volume in L

Now we will put the values in formula.

Molarity = 6.7 mol / 0.6 L

Molarity = 11.2 mol/L

Molarity = 11.2 M

6 0
4 years ago
A solution of zinc nitrate is added to a solution of sodium carbonate.
Akimi4 [234]

Answer:

it will form : -

1. Zinc Carbonate ( ZnCO3 )

2. Sodium Nitrate ( NaNO3 )

Explanation:

When a solution of zinc nitrate is added to a solution of sodium carbonate then it forms Sodium nitrate and Zinc carbonate as product.

it's a double displacement reaction.

here's the balanced equation for above reaction:

Zn(NO3)2 + Na2CO3 =》ZnCO3 + 2 NaNO3

4 0
3 years ago
Read 2 more answers
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