Minor grammar fixes

Author: vertexcite

tutorials/1ch.md

@@ -198,7 +198,7 @@ not depend on any runtime arguments). The type of static actions in Cloud
 Haskell is `Closure (Process a)`. More generally, a value of type `Closure b`
 is a value that was constructed explicitly as the composition of symbolic
 pointers and serializable values. Values of type `Closure b` are serializable,
-even if values of type `b` might not. For instance, while we can't in general
+even if values of type `b` might not be. For instance, while we can't in general
 send actions of type `Process ()`, we can construct a value of type `Closure
 (Process ())` instead, containing a symbolic name for the action, and send
 that instead. So long as the remote end understands the same meaning for the
@@ -218,7 +218,7 @@ For curried functions, you'll need to uncurry them first (i.e. "tuple up" the
 arguments). However, to ensure that the remote side can adequately interpret
 the resulting `Closure`, you'll need to add a mapping in a so-called *remote
 table* associating the symbolic name of a function to its value. Processes can
-only be successfully spawned on remote nodes of all these remote nodes have
+only be successfully spawned on remote nodes if all these remote nodes have
 the same remote table as the local one.
 
 We need to configure our remote table (see the [API reference][6] for