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Leokris [45]
3 years ago
14

The object whose motion is shown on the following graph is

Chemistry
1 answer:
Tanzania [10]3 years ago
8 0
I don’t understand what your asking please explain more
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Why is a 13 placed in front of the oxygen on the perodic table
xxMikexx [17]

Answer:

Oxygen comes 8th on the periodic table which is the atomic number.

Explanation:

but Oxygen 13 (Isotopes of Oxygen) is when oxygen has 8 protons and electrons, and 5 neutrons (8+5=13)

5 0
3 years ago
How many grams (m) of glucose are in 165 ml of a 5.50% (m/v) glucose solution? express your answer numerically in grams?
Leya [2.2K]
     <span> mass of glucose = 0.055 *165 = 9.075 g

vol of methyl alc = 0.185 * 1.87 = 0.346 L = 346 ml

% NaCl ( m/v ) = mass NaCl * 100/ vol of soln

or Vol of Soln = mass NaCl / % NaCl (m/v)

= 32.1 * 100 / 6 = 535 ml the total vol of soln</span>
6 0
3 years ago
Explain why the melting point of calcium is high?
DanielleElmas [232]
It takes more energy to breakdown the bonds
5 0
2 years ago
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Forms a new substance with different chemical and physical properties. What change would most likely occur?
Maksim231197 [3]
When new substance forms with different chemical and physical properties mostly a chemical change occurs.
hope it helps
6 0
3 years ago
What is the conjugate acid of HSO4- in the reaction below? H2 SO4 (aq) + H2 O(l) rightleftharpoons H3 O+(aq) + HSO 4 -(aq)
Nikolay [14]

Answer:

When H2O acts as a base, it gains one H, which forms its conjugate acid, H30. ... Conjugate acid-base pairs: H2SO4/HSO4 andH3O+/H2O ... CO32-(aq) + H2O(1) 2 HCO3 (aq) + OH(aq).

3 0
2 years ago
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