Answer:
B. Yes, because the mass of all the products of burning is equal to the mass
of the reactants (wood and oxygen gas).
Explanation:
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Answer:
Explanation:
Hello there!
In this case, when referring to single replacement reactions, it is crucial for us to figure out the formula of the starting reactants; thus, we know zinc is Zn and lead (IV) chloride is PbCl₄. In such a way, the reaction proceeds as follows:
Which must be balanced as shown below:
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Answer: CAT (computerized axial tomography) scan
Explanation:
Computerized Axial Tomography (CAT) scan is an X-ray examination in which a computer generates images showing cross-section views of a patient's internal parts (brain, blood vessels and etc.)
CAT scan can identify normality and detect abnormalities (such as tumor and degenerated cells) in the internal organs and structures and hence, this information are used to guide other medical processes.
Answer:
relative humidity
Explanation:
Relative humidity can be measured with a hygrometer
Answer:
B
Explanation:
By looking at how seismic waves change speeds as they travel
through Earth
