Answer:
Observing what the substance looks (color, size, texture) or smells like (odor). Objects can be made up of the same substance, but they differ in the properties of size, mass, and volume.
Explanation:
The five basic types of chemical reactions are combination, decomposition, single-replacement, double-replacement, and combustion. Analyzing the reactants and products of a given reaction will allow you to place it into one of these categories. Some reactions will fit into more than one category.
Answer:
The rate of the reaction would be halved.
Explanation:
The reaction is first order with respect to reactant A and second order with respect to reactant B. The rate equation is [A][B]^2
If the concentration of A is doubled and the concentration of B is halved, rate = 2 × (1/2)^2 = 2 × 1/4 = 1/2.
The rate would be halved.
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You could observe stuff like how many inches of rain we got or how many flowers are growing or how was the weather Monday through Friday .also by looking outside of Simply observing the weather outside in the nature