The three group 4 elements that occur naturally are titanium, zirconium, and hafnium. The first three members of the group share similar properties; all three are hard refractory metals under standard conditions.
The textbook would lose potential energy since its falling from a high height.
Answer: D) sweat requires a lot of thermal energy to be absorbed to evaporate
Explanation:
i took the test
Answer:
they tend to be base
Explanation:
this because when they are manufactured they dont tend to use acid solution
To improve the efficiency of fireplaces, technologies such as A. addition of catalytic combustors and B. <span>addition of boilers are used in so far. Addition of catalytic combustors hastens the process and makes use of inerts that cannot be used. The addition of boilers also adds to the efficiency by converting fluids to higher temperatures,</span>