Answer:
the answer is the first one (a)
Hope this help you!!! :))
Answer:
solid
Explanation:
in the solid state the material will has a fixed shape and volume whatever the container that contains it
where in liquid the shape will be different depending on the container
and in gas state the shape and volume are not definite
Answer:

Explanation:
Hello,
In this case, based on the given, we can infer that as titanium is hot and water cold, it cools down whereas the water is heated up, therefore, in terms of heat, we have that the heat lost by the titanium is gained by the water:

That in terms of mass, specific heat and temperatures is:

In such a way, for computing the mass of titanium, considering the heat capacity of water 4.18 J/g°C, we have:

Regards.