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Gekata [30.6K]
3 years ago
14

4) In a chemical change a _____________ substance forms.

Chemistry
2 answers:
Law Incorporation [45]3 years ago
8 0
A complex substance forms when a chemical change takes place
Snezhnost [94]3 years ago
4 0
The mass substance forms


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A bluebird lives in a maple tree. It builds a nest in the tree, where its eggs can be protected from the harsh environment. This
zysi [14]

Answer:

commensalism

(hope i spelled that right)

Explanation:

if the bird only nest in it and

the tree isn't really bothered or affected by the bird.

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3 years ago
During meiosis, only one chromosome from each homologous is passed on to the offspring. What does this help increase?
Helga [31]
This helps increase variation in the offspring.
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3 years ago
What is the pH of a 0.00530 M solution of HCI?
MrMuchimi

Answer:

2.28

Explanation:

HCl(l) ===> H+ + cl-

HCl is a very strong acid. Almost all of it will decompose to the right. That means the concentration of H+ is 0.00530

pH = - log [H+]

pH = - log[0.00530]

pH = - - 2.2757

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5 0
3 years ago
Within the main group of elements, what do elements in a family have in common?
statuscvo [17]
They have same chemical properties
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8 0
3 years ago
Which symbol equation correctly describes the reaction: Wood (mostly glucose) burns in the presence of oxygen to form water and
SCORPION-xisa [38]

Answer:

Explanation:

Glucose = C6H12O6

oxygen = O2

water = H2O

carbon dioxide = CO2

balanced equation :

<em>C6H12O6 (s) + 6 O2 (g)   --------------> 6 CO2 (g) + 6 H2O (g)</em>

7 0
3 years ago
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